Senin, 13 Oktober 2014

Social, Economic and Political Aspects 3 of the Cloud



What the reader will learn:
      Cloud computing will impact not only on business but also on our society, economy and politics.
      ‘Green IT’, or sustainable IT, will bene fi t from cloud computing.
      New business models created by changes in technology can have a signifi c ant effect on our society.
      Governments all over the world are looking to cloud to help make their interaction with society more ef fi cient and, sometimes, more democratic.
     



People are using cloud to help empower themselves.

3.1               How IT Has Historically Made an Impact on Society

 That technology can make enormous changes to human society is not in doubt. Where would we be without the invention of the wheel? But deep-seated changes have also happened as a result of advances in computing.
 There are good texts about the history of computing, for example, A Brief History of Computing, Gerald O’Regan, Springer  (2008) . Conversely, as there is a strong argument that cloud only really started around 2008, there is not much of a history of cloud to examine. We can, however, learn from what happened in the past when new IT became commonplace.
 Many of the early developments in computing were driven by military or commercial needs. The large mainframe computers that were the primary form of computing were so expensive that only wealthy corporations or governments could afford to purchase and run them. Ordinary people would react to computing with a sense of awe and, not understanding it, might well be wary or even frightened by it.
R. Hill et al., Guide to Cloud Computing: Principles and Practice, Computer                          43
Communications and Networks, DOI 10.1007/978-1-4471-4603-2_3,
© Springer-Verlag London 2013
I n this era, middle managers who needed information to help them make business decisions would think nothing of having to wait for days for the data they needed. The request would need to be coded, probably into COBOL, then perhaps handed to a punch-card operator who would punch the programme, and then on to await an allotted, and very valuable, processing slot. Output from this request would probably be on a continuous run of sprocket-holed paper, along with many other outputs. A further wait might ensue whilst awaiting the specialist paper decollator or burster.
W ith the advent of personal computing in the 1980s, managers were able to collect and manipulate data without waiting for the still very powerful mainframe. The relational database, with its English-like SQL language, also helped empower decision-makers. Critical information could be delivered in a few seconds, and organisations could gain competitive advantage by accessing information swiftly. Moreover, new information might be uncovered by using data mining techniques.
 At this stage, computing was still a very expensive discipline. Personal computers could cost around 10% of the US median salary. Despite Moore’s Law bringing us evermore powerful processors, the price was now nearer 1% of median income. In many nations, the PC has become just another household electric item, as well as an of fi ce-based workstation.
 The acceptance of PCs into the household was doubtless aided by the transition from text-based interaction to the graphical user interface, such as that provided by Microsoft Windows or Apple Mac. The trend towards ease of use allowed noncomputer literate people to become familiar with the bene fi ts that a home computer provided.
 And then came access to the Internet to make PCs even more useful in a social context, as well as at work. Now, whole generations of geographically dispersed families and friends keep in touch with tools like email and Skype. Online search tools, such as Google, mean that no-one ever needs not to know any fact.
I t isn’t all benefi t s though. Concerns about the often secretive elements of early computing were common. In his paper, Models for the social accountability of computing,  1980 , Bob Kling said:
Unlike many technologies, however, computing generates problems which are generally subtle, private, and potential rather than dramatic, public, and probably harmful.
A s we have seen elsewhere, security is still at the top of the worry-list for many people. In broadening the potential participation of citizens, cloud is also collecting more and more information about individuals. And organisations worry about where, physically, their critical data is being stored.
 Society’s attitude to computing has changed signi fi cantly in the past few decades. In some countries, it is the computer illiterate who is unusual. People are no longer frightened by the technology itself. Children are exposed to ICT at a very early age and so computer usage becomes the norm.
T here have been measures of attitude to computing (ATC) in the past. Perhaps the  fi rst was Lee’s Social Attitudes and the Computer Revolution  (1970) in which he examined attitudes to computers. Interviews he carried out gathered sentiments like ‘they are going too far with these machines’ and ‘they create unemployment’.
3.2    The Ethical Dimension
People did say positive things too, but it would be hard to envisage getting too many answers like ‘there is something strange and frightening about these machines’. In a more recent paper, Wang ( 2007) points out that both technology and society have changed dramatically since Lee and he proposed a three-dimensional model for measuring ATC: senses of benefi t , harm and dependence. They found respondents saying things like: ‘I can’t live without my computer for a single day’; ‘When using computers, I feel the computer and I become one, and I forget myself’; ‘I’d rather browse or chat on the Internet than go on an excursion.’ These fi n dings illustrate the way that we have changed our views on computing over the years.
 But we started by saying we would try to learn from previous ICT trends to help us guess about the future of cloud. So, when we see that people were expressing concerns about security in the 1980s, and yet we see how the computing has become commonplace, perhaps we should be cautious about dismissing cloud merely on the grounds of security. If the bene fi ts can be cheaply made to outweigh the potential risks, and those risks are managed as well as possible, it seems likely that our society will continue to want to acquire the latest technology in this area.

3.2             The Ethical Dimension

 As we saw in the previous section, society’s  fi rst reaction to computing advances, as it has been with many previous advances, has often been one of scepticism or concern. IT professionals are now far more aware of this public image, and organisations like the BCS and IET address this by expecting members of the professional body to follow a code of ethics.
 As we shall see in the later discussion about politics in the cloud, there are potential benefi t s to be accrued from using the cloud to increase citizen participation in decision-making. There are, however, threats from the same process. Prime amongst them is perhaps that of privacy infringements that can happen when gathering data for political reasons.
S ociety will also need to take care with cloud availability if an increasing number of services are made available through cloud technologies. There are two key potential issues about ensuring the fairness of access that need to be noted:
1.   Even in technologically advanced countries where the infrastructure might be in place to allow all people access to the cloud, there are many people who are either computer illiterate or prefer to use nonelectronic communications.
2.   A few countries do have an infrastructure that would allow universal access, but many, including some of the biggest countries, are a long way from that situation.
 Cloud-based health advice is now becoming commonplace, for example, in the UK, there is NHS Direct ( http://www.nhsdirect.nhs.uk/ ) which provides ‘health advice and reassurance, 24 hours a day, 365 days a year’. This is a prime example of the use of cloud to share vital information widely and ef fi ciently.
U K health offi c ials (h ttp://www.guardian.co.uk/healthcare-network/2011/may/12/ european-ehealth-week-neelie-kroes)  believe ICT-enabled self-care could potentially reduce GP visits by 40% and hospital admissions by 50% (Kroes  2011) .
H owever, we are a long way from replacing doctors’ surgeries, drop-in centres or telephone help. In many Western countries, interaction with a healthcare professional is still seen by many as the only way to seek medical help with the expectation that the state will supply that service.
 But in countries without this tradition or where quali fi ed help is limited, cloud, especially in mobile form, can indeed work for the good of remote information-poor areas.
U niversities have a long track record of investigating the ways that ICT can be put to sound, ethical use, and this is continuing in the cloud era. Professor Andy Dearden from Sheffi e ld Hallam University, for example, examines designs for applying interactive systems to promote social change and development, which he calls e-SocialAction. He is working on Bridging the Global Digital Divide and leads a research project looking at Practical Design for Social Action, which is investigating technology design in voluntary groups, trade-unions, community groups, campaigning organisations and NGOs.
 He describes one project (Rural e-services: Participatory co-design of Sustainable Software and Business Systems in Rural Co-operatives) which is examining ways of improving the dissemination of agricultural advice in a rural area of India:
T his project has been working with marginal farmers in Sironj, Madhya Pradesh, India, to explore how participatory approaches to ICT design and participatory approaches to social development can be combined. Together [with other partners], we have designed and implemented a new communications system using mobile camera phones and web systems to improve the fl o w of agricultural knowledge and advice between the advisors in the crop-producer’s co-operative, and the farmers in the villages around Sironj.

3.3            Social Aspects

I t can be argued that society began to view computing as an everyday tool after the GUI tools like Windows and Apple GUI began to become widely available. These interfaces suddenly made the computer far more approachable to nonspecialists.
O            ther changes in the last couple of decades have also helped with this integration of computing into society. Perhaps the most signifi c ant is the introduction of mobile computing. From the earliest ‘luggable’ laptops to today’s iPads and smartphones, the trend has been to allow people to access music, information and many other digital artefacts from more and more places. If we are lucky enough to live where there is good broadband coverage and own any of these devices, we need never not know a fact. We can always Google and  fi nd out.
P             eople born in the West during the last 20 years are not likely to be so worried by IT. Indeed there is much evidence that IT changes are actively sought as people try to acquire the latest and best new iPhone or netbook. Those people demand changes. They no longer wait for the vendors; they let the vendors know what they expect to be in the latest release of the devices or software.
3.3     Social Aspects
T his change in approach to computing in general is an essential precursor to the other changes we have seen in the more recent past, and which we now examine in more detail.

3.3.1       Web 2.0

M uch has been written about Web 2.0. There is a little about it in Chap.  7 in which we look at intelligent web systems. The key point is that the change from Web 1.0 to 2.0 saw a change in approach from the web as solely a provider of static information to a place for interaction with dynamic data. Web 2.0 is all about allowing and encouraging users to interact with websites.
 Of course Web 2.0 was with us before the term cloud was  fi rst used. Tim O’Reilly was explaining, in his paper ‘Design Patterns and Business Models for the Next Generation of Software’, what Web 2.0 is in  2005.  Many people see cloud as post 2008. But there can be no doubt that cloud has broadened the user-base of Web 2.0 applications and will continue to do so as it too grows.
 O’Reilly goes on to suggest a Web 2.0-speci fi c marketing strategy:
 …leverage customer-self service and algorithmic data management to reach out to the entire web, to the edges and not just the center, to the long tail and not just the head.
 Amazon bookstore customers will recognise that this is indeed their strategy and that they carry it out extremely successfully.
 Again, Amazon bookstore was with us well before cloud. And yet, it is in the cloud: You can access it with only a browser or even just with an e-book, and they provide you with services which you pay for as and when you use them.
N ow, of course, with EC2, cloud drive and S3, Amazon is heavily involved with aspects of the cloud that makes them one of the leading service providers, not just a seller of books and CDs.
 It is probably in the  fi eld of social media and networking that the most change has happened as a result of  fi rst Web 2.0 and the cloud.
 Facebook, Myspace and its equivalents such as Orkut are now part of everyday life for many. Twitter has also enjoyed a rapid growth in popularity. These can all be seen as social phenomena that have rooted themselves in the cloud, together with other ‘free’ services like Flickr or Shutter fl y for storing and sharing your photographs and DropBox or Google Drive for storing and sharing your  fi les.
 In the chapter about data in the cloud, we talk about the problems of perception of a lack of security that service providers need to get over with their customers. Why would a sceptical businessmen trust them with his data rather than having it where he can see it—on his own system?
 Interestingly, the success of the services mentioned above just demonstrates that many people do not have a problem trusting the likes of Google, Amazon, Shutter fl y Inc. and DropBox Inc. with their personal information, photographs and other digital belongings. This willingness to trust cloud services as an individual may just be that the scale of the risk is seen as less to a person with their photographs than to a business with their commercial secrets. But it may also be a precursor to an overall change in mindset. The longer the young people using these services continue to do so without problems, the more likely they are to become decision-makers in organisations, meaning they may be more willing to take ‘risks’ with their corporate data and opt for cloud storage.

3.3.2        Society in the Clouds

S                     ocial network services (SNSs) help people fi n d others with common interests, background or affi l iations. They provide forums for discussion and debate, exchange of photographs and other digital media and personal news.
S ome of the established service providers in this domain can boast some staggering fi g ures in terms of users and usage. In June 2011, for example, there were, worldwide, 1 trillion pageviews, as per Google’s report in support of their DoubleClick ad campaign (h ttp://www.google.com/adplanner/static/top1000/) .
 Even more remarkable is that this  fi gure was achieved from 880 million unique visitors. That is almost three times the entire population of the US! It isn’t far short of the population of India. There is only China that has a population that is noticeably larger, and at the time of writing, Facebook was banned in China. Further, this is bigger than the number of registered users, so somewhere over 100 million nonregistered visitors are hitting Facebook via advertisements and as a result of queries in search engines.
 Professionals have their own SNS; LinkedIn, with more than 100 million users worldwide, is seen by many as the place to  fi nd professional employment. Some employers will only interview potential employees if they have a LinkedIn pro fi le.
C yworld, the largest SNS in South Korea, by 2005 had 10 million users, which was a staggering quarter of the population of South Korea (Ahn et al.  2007) .
O ne US survey of over 900 teens came up with these statistics (Lenhart and Madden  2007) :
1.   More than half (55%) of all of online American youths ages 12–17 use online social  networking sites.
2.   Further 91% of all social networking teens say they use the sites to stay in touch with  friends they see frequently.
3.   82% use the sites to stay in touch with friends they rarely see in person.
4.   72% of all social networking teens use the sites to make plans with friends.
5.   49% use the sites to make new friends.
 The sheer scale of the user-base, together with the modes of use, point to SNSs making a signi fi cant difference to the way society works. In the way that cloud simpli fi es access to this sort of service, this trend can only increase. Who knows how our society will change as a result?
T                    his is not to say that businesses aren’t engaging with SNSs. The commonly quoted example is targeted marketing. Because the target audience are identifying their own preferences, af fi liations and interests, marketeers are able to get the message
3.4    Political Aspects
to only people who may be interested. This makes such campaigns far more ef fi cient in terms of cost per response.
O ther parts of business too are beginning to use SNS tools: Human relations and customer service, for example, are departments that can easily benefi t  from using SNS to keep in touch with employees and customers alike.
 Social media is far more than just SNS. More than 1 billion photos and 40 million user-created videos had been uploaded and contextually tagged in photo- and videosharing sites like YouTube and Flickr.

3.4            Political Aspects

 Many commentators are pointing to social media available from mobile communication devices as a force for empowerment for entire populations. Futuristic novels in the past, like Orwell’s Nineteen Eighty-Four, have depicted those in power using ICT technologies to monitor and control their populations. In actual fact, we are seeing trends which indicate the reverse may be true, thanks to ubiquitous cloudbased technologies.
U sing a variety of cloud tools, people can rapidly come together to highlight, discuss and actively promote solutions to specifi c  issues. Pressure groups form which can drive the political decision-making process or, at the very least, give it a push in a particular direction. Political scientists would point out that the sort of pluralist model that is encouraged can damage a society’s political apparatus, but here we are just observing the phenomenon.
 In the UK, there are many online pressure groups, some not so obvious as others. One example of an effective advocacy group is that of the mother’s lobby. As the Guardian reported in December 2008 (Pidd  2008 ):
 The global online poll of more than 27,000 people in 16 countries revealed that UK housewives spend 47% of their free time surfi n g the Internet, compared with 39% for students around the world and 32% for the unemployed.
 As Gordon Brown, whilst he was Prime Minister, observed, the group has more members than all UK political parties added together. This has meant that politicians like to join in to try and get their message across to a wider audience. Both Brown and Cameron have recently agreed to do ‘live chat’ shows hosted by Mumsnet. The 2010 general election was even called the Mumsnet election by some journalists, so prominent was the attention politicians were paying to the site. But this very platform also provides the potential to pressure politicians on particular issues.
I t isn’t always politicians that are targeted. This is an excerpt from the Mumsnet’s ‘About us’ page ( http://www.mumsnet.com/info/aboutus ):
 In January 2010, the Outdoor Advertising Association pulled posters for a £1.25 million campaign that unwisely declared ‘Career women make bad mothers’ after an outcry and mass letter-writing campaign on Mumsnet. The OAA issued a formal apology, stating: ‘We did not intend to cause any offence’. The advertising agency responsible for the campaign replaced the posters with new ones stating: ‘Sexist adverts damage us all’.
M others are just one example. Many other groups are springing up, in no small part because of the liberating environment offered by the cloud. There are campaigning groups which support anything from hospital patients to animal rights activists and many, many others. In a list entitled ‘British Government and Politics on the Internet’, Keele University School of Politics, International Relations and Philosophy identifi e s hundreds of politically orientated sites ( http://www.keele.ac. uk/depts/por/ukbase.htm ).
 The UK suffered from riots in a few centres in August 2011. Many people quickly blamed Twitter as a major contributor, claiming that messages incited the violence to continue. These riots had no particular political focus, although the death of a Tottenham man at the hands of the police was no doubt a catalyst.
 Twitter was used extensively to spread the news of the riots, as one would now expect of any newsworthy events. But after the event, Professor Rob Procter of the University of Manchester, who led a team of academics conducting an analysis of 2.6 million riot-related tweets, found that:
Politicians and commentators were quick to claim that social media played an important role in inciting and organising riots, calling for sites such as Twitter to be closed should events of this nature happen again. But our study has found no evidence of signifi c ance in the available data that would justify such a course of action in respect to Twitter. In contrast, we do  fi nd strong evidence that Twitter was a valuable tool for mobilising support for the post-riot clean-up and for organising speci fi c clean-up activities.
(Bell and Lewis  2011 )
 Human nature being what it is, there will certainly be some evil by-products, but we are already seeing how useful Facebook can be in terms of exerting political pressure. As reported in the medical journal The Lancet (June  2011) :
 The Taiwan Society of Emergency Medicine has been in slow-moving negotiation with the Department of Health for the past several years over an appropriate solution to emergencyroom overcrowding. A turning point was reached on Feb 8, 2011, when an emergency physician who was an active social network user and popular blogger among the emergency-room staff created a Facebook group called ‘Rescue the emergency room’.
 Within a week about 1,500 people—most of the emergency department staff around Taiwan—became members of this group and started discussing actively and sharing their experiences. One of the members then posted the group’s concerns and problems on the Facebook pro fi le of the Taiwanese Minister of Health.
 In short, Facebook cut through bureaucratic obfuscation and made a positive change happen.
 In their 2009 EU-sponsored report, Public Service 2.0: The Impact of Social Computing on Public Services, Huijboom et al. suggest that the following may be future bene fi ts to accrue from the use of social media in the political arena:
Transparency
    Social computing applications may enhance transparency of citizen demand and gov       ernment services and processes, as public-sector information is easier to collect, structure and disseminate.
    This process is likely to empower citizens to hold their public of fi cials to account.
3.4    Political Aspects
Citizen-centred and user-generated services
    Forms of social computing can stimulate the accessibility and personalisation of some  public services because groups of users are enabled to create those public services themselves or tailor them to their preferences
Improvement of ef fi ciency (cost/bene fi t)
    Social computing trends may enhance the ef fi ciency of public value production as the  knowledge needed to create public value can be built up effi c iently (e.g. effi c ient allocation)
I n terms of international relations, online cooperation can remove both organisational and geographical barriers, although there are still other barriers such as language which may be more diffi c ult to overcome. Even language barriers may eventually be removed. As a start, the Dudu social network is attempting to become a truly multilingual SNS. The BBC’s Simon Atkinson  fi led this in October  2011 :
 Billing itself as the world’s  fi rst multilingual social network, Godudu hopes to take on the likes of Facebook by offering real-time translation that it says will allow people to communicate beyond language barriers.
 There is some evidence that the recent Arab Spring events have been at the very least supported by the use of social media. Some commentators see SNSs as a key enabler. We do need to be cautious about attributing too much to what is just a communications medium, however. There does need to be an underlying sense of purpose or belief that can be called upon in cloud-based campaigns.
 Twitter as a large-scale political tool was  fi rst used during the 2009 Iranian election. The highlight was when the US State Department asked social networking site Twitter to delay scheduled maintenance to avoid disrupting communications amongst tech-savvy Iranian citizens as they took to the streets to protest at the reelection of President Mahmoud Ahmadinejad.
 This point is ably exempli fi ed by Anderson et al.  (2011) when she said:
I n Tunisia, protesters escalated calls for the restoration of the country’s suspended constitution. Meanwhile, Egyptians rose in revolt as strikes across the country brought daily life to a halt and toppled the government.
 And then she points out that the year being described is 1919 and the media spreading the encouraging messages are telegraph and newspapers. In other words, we should always remember that SNS is only a communication channel and its advantage over previous channels is merely its speed and popularity.
 That being said, Twitter and Facebook were very powerful tools to allow citizens to express their views and, almost as importantly, to let the outside world know what was happening. In some countries, these tools helped pile unstoppable pressure upon failing governments. In others, with stronger, more authoritarian regimes, these sites are dangerous places to be seen as Facebook spying is part of the information-gathering process used by the regimes’ protectors.
 Philosophical debates abound at this time as to the signi fi cance of cloud or what is more generally described as cyberspace. Does society need to control the cloud’s content, or is society shaped by it? Sterner  (2011) puts it thus:
One perspective generally holds that cyberspace must be managed in such a way that conforms it to society’s existing institutions, particularly in matters related to national security. Another philosophy holds that cyberspace is fundamentally reordering society and that, in doing so, it will unleash new possibilities in the story of human liberty.
T he recent rise to prominence of Wikileaks ( http://wikileaks.org/About.html ) has certainly helped to focus minds in regimes used to the near certainty of their information remaining secret. This organisation tends to polarise views. Their declaration is that:
The broader principles on which our work is based are the defence of freedom of speech and media publishing, the improvement of our common historical record and the support of the rights of all people to create new history. We derive these principles from the Universal Declaration of Human Rights. In particular, Article 19 inspires the work of our journalists and other volunteers. It states that everyone has the right to freedom of opinion and expression; this right includes freedom to hold opinions without interference and to seek, receive and impart information and ideas through any media and regardless of frontiers.
I f it was a simple as this, however, they would not have caused such a furore as they have in even liberal democracies. For example, as a result of sites like Wikileaks, US Secretary of State Hilary Clinton, in a speech in February 2011, called for:
…‘a serious conversation’ about rules to ensure an open Internet, noting it had helped power the pro-democracy uprising in Egypt but also served as a tool for terrorists and repressive governments. […]
 She went on to say that:
To maintain an Internet that delivers the greatest possible benefi t s to the world, we need to have a serious conversation about the principles that will guide us. What rules exist – and should not exist – and why; what behaviors should be encouraged and discouraged, and how.
 These comments are as reported by Mary Beth Sheridan in the Washington Post, Feb.  2011,  in the article Clinton calls for ‘serious conversation’ about Internet freedom.
 Reporting in The Telegraph, in the UK, Robert Winnett described the potential for Wikileaks to even affect the outcome of wars. In July  2010 he wrote that:
Wikileaks published 90,000 documents – mostly reports detailing operations by American and other allied forces in Afghanistan between 2004 and 2009.
 And that:
The Taliban has issued a warning to Afghans whose names might appear on the leaked Afghanistan war logs as informers for the Nato-led coalition.
H e goes on to report a high-ranking US military man, Admiral Mike Mullen, as saying:
Mr Assange [Wikileak founder] can say whatever he likes about the greater good he thinks he and his source are doing, but the truth is they might already have on their hands the blood of some young soldier or that of an Afghan family.
3.5     Economic Aspects of Cloud Computing
 And this was because the leaked documents might reveal information about:
      Names and addresses of Afghans cooperating with Nato forces
      Precise GPS locations of Afghans
      Sources and methods of gathering intelligence
 The debate, at its heart, seems to revolve around two key questions:
      Does anyone in public life have the right to maintain secrets?
      Does anyone have the right to put people’s lives at risk for the mere principle of publishing everything it can?
 The authors feel that this textbook is not the place for our views. However, these issues are great as the subject matter for debates and essays, as you will gather from the exercise session at the end of this chapter.
A s an interesting footnote on Wikileaks, they are clearly a cloud-based service provider which offers ‘…a high security anonymous drop box fortifi e d by cuttingedge cryptographic information technologies’. Moreover, they ‘operate a number of servers across multiple international jurisdictions and we do not keep logs’. In this way they are using the cloud to protect the anonymity of their contributors, even, to some extent, from themselves. And yet, they too feel under threat from a variety of agencies and are struggling to  fi nd the most secure cloud-based mechanisms to ensure theirs is a secure system.

3.5               Economic Aspects of Cloud Computing

S ince economics can mean many different things, we will confi n e ourselves to the de fi nition in Merriam-Webster:
A social science concerned chie fl y with description and analysis of the production, distribution, and consumption of goods and services.
 Probably the most obvious possible contribution to economic models comes from the globe-spanning, border-less nature of cloud. The term globalisation has been with us for many years now and describes the fact that the world’s economy is becoming increasingly integrated. This is driven by relaxations in the fl o w of capital and moves towards freer trade and the ability to utilise the cheapest labour possible, wherever that is in the world, as opposed to being restricted to being tied to the geographic location of a producer.
 Cloud can accelerate the globalisation trend in two distinct ways:
      By enabling inter-organisational collaborations across borders.
      In its own right, platform as a service allows the spread of services and software without physical boundaries.
 Since the former is covered in our Business chapters (Part III), we will concentrate here upon the latter.
 Globalisation of services, in just the same way as many products now are, is fast becoming the norm. Whilst there may always be a place for your local solicitor, fi n ancial advisor or accountant, it is also true that these services are now available through the cloud in many parts of the world.
 One example can be found in accountancy, where, in the UK, Liquid Accounts ( http://www.liquidaccounts.net/ ) offers:
…easy to use, UK-based online accounting software for SME’s, accountants and bookkeepers from £20 per month
T his is clearly an example of a cloud service with a monthly fee rather than an annual accounting fee and obviates the need to buy accounting software.
 There are many other such examples. Accountancy is a well-established service industry. But then, so is the creation of and implementation of software applications. The latter can gain signifi c ant sales benefi t s and customer tie-in through the adoption of a software or application as a service approach. Even the infrastructures that allow cloud to work are a marketable service, as described in the Economist magazine, February 2011:
LIKE oil or pork bellies, computing capacity is now a tradable commodity. February 14th saw the launch of SpotCloud, the world’s fi r st spot market for cloud computing. It works much like other spot markets. Firms with excess computing capacity, such as data centres, put it up for sale. Others, which have a short-term need for some number-crunching, can bid for it.
 Opportunities exist, then, for the service sector to become truly global. When the service is not located in one geographic location, barriers to trade can disappear. After all, the cloud effectively hides data and application location behind their distributed nature. If I buy some spare capacity at one service provider, who is to know? Which nation’s laws will we need to follow, if any? Will I pay any traderelated tax, such as value added tax (in the United Kingdom)?
 And then, if the cloud is to become a big free-trade market, it is likely to behave differently to the markets we are more used to. For a start, there will be few economies of scale and few barriers to entry. Anything your application can do, I can replicate in mine. Whilst the large players will doubtless play on their premium quality brand status, the others will need to be one of many smaller  fi sh in a very big ocean. The cloud will allow smaller companies of niche products to sell low-volume goods and services in a cost-effective way. This effect is known as the long tail.
 Furthermore, the very way that business is carried out can change. Look, for example, at the changes to the business model for selling music. The de facto norm of customers walking into a shop to buy a CD is being replaced today with iPod and iPod-like environments where the consumer has an unlimited selection and can buy just a single track, rather than a full album.
P rior to this revolution, our selection of music to purchase was typically based more upon what CDs were physically available in the store you visit. In as much as Top 10 charts are actually good indicators of popular taste, they were often actually driven by supply push, rather than demand.
 Without actual shelves, a retailer no longer needs to worry about what is actually going to be pro fi table. Server space is the only real barrier to the size of their stock. This means they can afford to risk supplying unheard of artists at little cost to themselves. In turn this has seen the business of recording change signi fi cantly. Some artists will not even bother with contracts with traditional labels.
3.5     Economic Aspects of Cloud Computing
 As well as this change brought about by one innovative approach to selling music, we can expect to see many other changes in all the entertainment industries. Film on Demand is already available in some places. Technologies are already in place that mean that anyone can wake up at 3 a.m. in the morning in more or less any country in the world and ‘rent’ the latest James Bond  fi lm to try and lull them back to sleep.
 Although we have said it before, it is worth reminding ourselves that these changes were not as a result of cloud computing since many happened before 2008. However, the entertainment industry is just as valid an application as a service as any other, and as cloud becomes more widely adopted, it will doubtless add impetus to the existing changes in the way we do business.
O ther changes can begin to occur when the cloud approach is adopted. Sellers of services and applications are less liable to cash  fl ow problems since payments are regularly coming from customers (or they don’t get the service!) The 30-day (which can mean 90 real days) payment problem which hampers many businesses disappears.
C osts to market are also likely to be less, especially for the niche software provider. They will be renting space from providers, rather than having to fi n d up-front investment into hardware. Many service providers allow free, or very cheap, access to services in the development phase, thus supporting product creation.
A ll this means that the way we do business generally would be affected by the changes in methods of working as a consequence of broad adoption of cloud computing. There are, however, signifi c ant barriers to complete globalisation. Not least of these is that a large proportion of the world’s population do not have access to the Internet.
 India was recently quoted as having 100 million Internet users ( http://www.internetworldstats.com/stats3.htm ) which is a massive market by anyone’s standards. But it still leaves more than 9/10th of the nation’s population unable to gain any benefi t s from cloud. A good many of those Indians do, however, have access to mobile phones. Mobile aware cloud is clearly going to be a very import part of the growth of cloud-based economics.
 Governments, many of whom are early adopters of cloud technology, will play a large part in the way that cloud is adopted worldwide. As Kushida et al.  (2011) say:
As with the previous computing platforms – mainframes, PCs, and networks of PCs – cloud computing is becoming a baseline for national and corporate IT infrastructure against which other forms of infrastructure and service delivery must be measured. In this respect it is likely that cloud computing will become an important component of national critical infrastructure. Control of cloud infrastructure will matter to national governments.
 Breznitz et al.  (2011) point out that:
According to the prevailing economic thinking, public policies should set market-friendly ‘rules of the game’ and then stay out of the way. This fantasy is far from an apt description of the world, whether in the  fi nancial sector or in the ICT domain…
T his leads us to one of the biggest uncertainties for cloud computing adopters: the legal and accounting frameworks they will be expected to work in. Legal aspects of the cloud are investigated in more detail in the Business and Law chapter, but the operating framework for a company whose product is in essence everywhere around the globe is a tricky one. The current international trading regulations were not built for border-free trade. This has to be a case of watch this space.

3.6            Cloud and Green IT

G reen IT can mean many different things to many people. Just to clarify, in this section we will be looking at how cloud might assist organisations in their quest to save power costs of a variety of sorts. Sometimes this is referred to as sustainable IT.
 Worrying about ef fi ciency of our computing devices is not new and certainly predates cloud computing. The 1992 Energy Star programme was an international attempt to help organisations select more ef fi cient computers and monitors. It became, and still is, an important way to inform purchasing decisions for a broad range of electrical goods.
C oncerns about climate change have helped move Green IT up the agenda for many governments and organisations. Recently we began to see Board-level appointments, demonstrating the importance that companies are now placing on sustainability. In 2009, for example, Siemens appointed a Chief Sustainability Offi c er (CSO) to their management board. The press release states:
E ffi c ient sustainability management requires clear structures and a consistent integration of the sustainability strategy in our company’s organisation. Here we have taken another important step at Siemens with the appointment of Managing Board member Barbara Kux as Chief Sustainability Offi c er. The Sustainability Offi c e ensures that our sustainability activities are closely interconnected with the operating units.
O bviously, the remit here is far greater than just computing, but since a sizeable portion of a typical organisation’s electricity bill is as a direct result of computing, this is an area that will doubtless be an important area for investigation for any CSO.
A nother sign of the importance of sustainability is the prominence of the subject on consultancy websites. The big players all have Green IT expertise and are able to offer help on reducing carbon footprints. An example of how sustainability is now part of the marketing message can be seen by reviewing the interesting Green Cube, which is on the CapGemini site:  http://www.capgeminigreen.com/greencube . You could review some of the case studies on this site.
S ome may wonder what all the fuss is about. After all, our laptops hardly use any energy do they? But the large servers that support an organisation’s systems actually do cost a large proportion of an organisation’s carbon footprint. Studies suggest that an average server can run at only 15% effi c iency. If that is the case, it means many organisations could probably run one server instead of  fi ve separate ones, making huge energy savings. Typically, server power can account for 25% of total corporate IT budgets, and their costs are expected to continue to increase as the number of servers rise and the cost of electricity increases faster than revenues.
3.6    Cloud and Green IT
T his is a strong argument for virtualisation. This technology allows you to run several virtual servers on one actual server. One of the main arguments used in the sale of virtualisation products such as VMWare and Hypervisor is this potential saving.
I f you are an organisation in this position, it may be relatively easy, therefore, to combine servers using virtualisation and thence save energy. Although we have said in our chapter on underpinning technologies that virtualisation is key to cloud computing, we might still ask how cloud might help in the search for sustainability.
 Smaller businesses do not necessarily have the computing needs to enable a server to be running at full effi c iency. And this is where cloud helps: Many companies share the resources of the service provider’s infrastructure. The service providers will be seeking to run as ef fi ciently as possible as this will directly affect their bottom-line pro fi tability.
 As well as the hardware bene fi ts, there are carbon savings to be found in cloud applications. The major advantage of many cloud tools, starting from Google Drive innovative approach to shared documents, is the built-in collaborative working. A plethora of business tasks are now available in the cloud allowing travel-free collaboration. Examples include brainstorming, mind mapping, systems design and process design.
T here exist many cloud-based tools that can reduce an organisations costs and carbon footprint. Think, for example, of the air miles saved when geographically remote businesses work together using Skype or any of the other collaboration tools. Salespeople sending data back to their base through cloud systems no longer have to plan journeys around the need to have time in the of fi ce, but rather can plan the most ef fi cient routes.
 Is cloud, then, inherently better for the planet? We do need to be careful when jumping to this sort of conclusion. There may be other factors to consider when balancing overall good. Moreover, there are many business drivers in IT infrastructure decisions, and greenness is often not paramount amongst them.
O ne argument might be that IT itself is inherently a non-sustainable addition to any process. Picture an of fi ce using green pens and recycled paper for their processes, with paper moving by foot or bicycle. Now compare that to the typical offi c e today: Paperless turns out to be a largely unachievable dream, so the paper still exists, but we also have expensive to create machinery which contains toxic substances, contributes to a high proportion of an organisation’s energy bills, and which will need to be disposed of as waste in 3–5 years time.
 We need to be conscious of what are the real arguments for and against sustainability in IT. Sustainability is used as a marketing buzzword in IT.
 Moreover, there is the problem of general awareness. When driving a car many people now realise that it is more fuel ef fi cient not to accelerate and brake harshly and to reduce the average speed you travel at. How many of us, however, think about the extra disk reads and CPU usage caused by just playing around with data? The costs are hidden.
 So where are the costs? One paper (Brill  2007) suggests that:
The largely invisible costs of providing power, cooling and environmental site support infrastructure are increasing far faster than the performance gained from buying new servers.
 The paper continues by projecting that:
…the 3-year cost of powering and cooling servers (OpEx + amortized CapEx) is currently 1.5 times the cost of purchasing server hardware. Future projections extending out to 2012 show this multiplier increasing to 22 times the cost of the hardware under worst case assumptions and to almost three times under even the best-case assumptions. (Brill  2007)
 The  fi nancial aspects of investment appraisal are discussed in Chap.  8 . Here we will just explore what this means in terms of sustainability. Other papers, as outlined by Ruth  (2009),  suggest that IT infrastructure accounts for about 3% of global electricity usage and of greenhouse gasses. Gartner et al. ( 2007) suggested the level of CO 2 emissions from IT was running at about 2% and that equals the contribution of the aviation industry, which has historically had much bad press from the green lobbies. To help with scale, Schmidt et al.  (2009) point out that worldwide power consumption by servers approximately equates to the consumption of the whole of the polish economy.
W hether or not there is a proven case for IT’s claims to enhance productivity, it is clearly here to stay, at least in the short-to-medium term. The green pen and paper is not often considered as a serious alternative when organisations look to improve their systems. So the thrust has to be making IT as green as possible.
 Governments across the globe are creating measures to cut carbon emissions by industry, but some of the measures may seem to be unfair to rapidly expanding data centre businesses. As the Financial Times reported  (2011) :
Information technology companies are becoming reluctant to build big data centres in the UK because of uncertainties and additional costs created by the government’s carbon reduction commitments.
W hilst there may be a net increase in effi c iency through the shutting of many inef fi cient small data centres, those smaller centres belonging to SMEs are often less harshly hit by the measures than the large centres. Moreover, in continuing to offer this amalgamation service, the large centres increase in size and therefore in energy usage year on year. Since government measures often rank businesses according to their success in reducing carbon, this expansion could be costly in terms of levies.
A s we have seen elsewhere in this book, cloud computing can have signifi c antly different meanings. A small company which uses a private cloud is likely to have a signi fi cantly different power usage per user than a large organisation which uses entirely a public cloud. Moreover, some organisations will be using software as a service, whilst others will be more closely tied to the service provider and adopt an infrastructure as a service approach.
 With this in mind, it is perhaps too simplistic to make claims about cloud computing’s green credentials. Intuitively it may seem that combining processing is bound to improve ef fi ciency. But we are in danger of forgetting that there is a cost of a globalised approach to data storage in terms of transporting the data. Far more energy sapping switching and routing is required to put and get data than might be the case if your data is stored on your own PC or local server.
3.8     Extended Study Activities
 One detailed study by Baliga et al.  (2010) suggests:
under some circumstances cloud computing can consume more energy than conventional computing where each user performs all computing on their own personal computer (PC).
 As that paper goes on to suggest, optimum greenness will probably be a result of a mixture of approaches rather than simply going for one single approach:
Signi fi cant energy savings are achieved by using low-end laptops for routine tasks and cloud processing services for computationally intensive tasks, instead of a midrange or high-end PC, provided the number of computationally intensive tasks is small.
 So it is clear that the jury is out at the minute about how Green Cloud actually is. Governments continue to attempt to reduce our carbon outputs, and it may well be that legislation is the single biggest driver in the use, or not, of cloud towards green ends.

3.7            Review Questions

 The answers to these questions can be found in the text of this chapter.
1.   How has the public reaction to ICT in general changed over the past few decades? How will those changes help, or hinder, the adoption of cloud?
2.   What impact has Web 2.0 had on the way society interacts with technology?
3.   Give an example of how a social networking tool has been used to apply political pressure on decision-makers.
4.   Describe ways that cloud-based technologies are likely to accelerate the trend to globalisation.
5.   Explain how the virtualisation that may be involved in cloud platforms might help reduce energy consumption.

3.8             Extended Study Activities

 These activities require you to research beyond the contents of this book and can be approached individually for the purposes of self-study or used as the basis of group work.

3.8.1        Discussion Topic 1

H ow much impact did cloud computing have upon what has been described as The Arab Spring? When answering this question, you might like to start by attempting to defi n e what is meant by cloud in this case. You can debate whether you consider social networking technologies as part of the cloud.

3.8.2        Discussion Topic 2

I s cloud computing inherently better for the planet? A starting point here is the section in this chapter, but as you will see, there are arguments for and against this proposition, and there is much information in the public domain that could help you form a reasoned judgement on this question.

References

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