Cloud computing: how will it affect my everday work life?
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Kosie EloffDepartment of Information ScienceUniversity of Pretoria
How will cloud computing affect my everyday life?
http://siliconangle.com/files/2011/09/cloud-computing-3.jpg
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http://www.toshiba-memory.com/img/USB_Flash_Ginga_8GB_large.jpg
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http://www.toshiba-memory.com/img/USB_Flash_Ginga_8GB_large.jpg
Storage & Transport
Sharing & Backup
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I don’t use mine
(Much)
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My flash disk “in the cloud”.
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Same folder…at homeat work
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Dropbox folder on PC / laptop
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Dropbox folder on iPad
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Viewed through a browser
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Cloud-based file management
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Before definitions…
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CyberspaceThe netThe web
Information highwayGlobal village
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“Internet computing”
http://crenk.com/wp-content/uploads/2011/05/cloudstration.jpg
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Cloud computing
“… lets you use files and applications over the
Internet.”
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http://1.bp.blogspot.com/-xn8TNhfUE-A/TVRXXHy5CfI/AAAAAAAAAAo/6vrO03Im3S4/s1600/zhino.JPG
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http://nerdnirvana.org/wp-content/uploads/2010/03/10274_full.jpg
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Pixlr.com
Browser-based image editorAlso mobile application
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Cloud computing
“A shift in the geography of computation”
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Microsoft grew during PC revolution (1980s)
http://www.sikayethaber.com/fotograf/600/0/164.jpg?logo=Evet
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http://www.fahad.com/pics/windows_vista_new_packaging.jpg
Install…Maintain…Upgrade…Support…
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Google is now doing the same, but on the internet cloud
http://www.electronet.se/dynamic/Google_Apps.jpg
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Google’s operating system(in the cloud)
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Google Docs
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Google Docs Sharing
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Google’s operating system(in the cloud)
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Google+
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Integration with search
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Google is slowly integrating all these services and more…
… using the internet as a platform.
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http://www.youtube.com/watch?v=okqLxzWS5R4
“Cloud computing is a transition, not a thing.”
Simon Wardley
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…is a transition, not a thing.
http://aboutfacts.net/Else/E313/GNU/WattSteamEngine.png
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A consequence of multiple factors
(Wardley)
http://www.intel.com/content/dam/intel/dm/image/homepage_images/cloud_img_1400x864.jpg
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1. The concept of cloud computing
Concept Suitability Technology Attitude
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John McCarthy (1960)
“…a future in which computing power and even specific applications could be sold
through the utility business model (like water or electricity).”
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2. Are IT activities suitable for this transformation?
Suitability Technology AttitudeConcept
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*
From novel, rare and poorly understood…
http://www.lef.csc.com/uploads/images/cloud-paper-image-004-large.png
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To commonplace, more well-defined
*
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As soon as one company gains some sort of technological advantage…
… then all its competitors will follow suit.
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3. Do we have the technology?
Technology AttitudeConcept Suitability
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Time-sharing (1960s)
http://www.viceland.com/viceblog/45840667094.jpg
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Personal computing (1980s)
http://www.extremetech.com/wp-content/uploads/2011/08/ibm-pc.jpg
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Personal computing (1980s)
Total control (PC) comes at a price:
1) Install / configure / update / maintain operating software
2) Same with hardware
Also… how to share information, now?
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Client-server model (1980s)
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Cloud computing
Why not outsource computing* to the internet?
Applications & infrastructure*http://refundlogistics.com/wp-content/uploads/2012/05/RefundLogisiticsCloudTechnology.jpg
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4. Are people willing to use cloud computing?
AttitudeConcept Suitability Technology
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“All organisations need to continuously evolve and adapt.”
http://51hot.net/article/UploadPic/2011-4/201141464633494.jpg
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http://www.maclife.com/files/u53/clouds.jpg
Applications delivered as services over the internet
Hardware/software in data centersthat provide these services
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One last example
Before I get to the bad stuff.
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EbooksIn thecloud
http://www.natcom.org/uploadedImages/CommunicationCurrents_Articles/Volume_5/Photo%20-%20Woman%20with%20letters%20flying%20out%20of%20her%20book.jpg
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Ebooks in libraries
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Overdrive
Management of digital content for publisher, libraries, schools, and retailers.
More than 500,000 digital titles from more than 1,000 publishers in March 2011.
http://minnesota.publicradio.org/display/web/2012/01/25/3m-ebook-cloud-library/
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Ebooks in libraries
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3M
Ebook collections will grow and libraries will need help managing them.
A very large opportunity as libraries shift their spend from physical material to digital material
By about 2015, a third of all books sold will be digital in the United States.
http://minnesota.publicradio.org/display/web/2012/01/25/3m-ebook-cloud-library/
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Cloud computing(Library-centric)
“The broad concept of using the internet to allow people access to
technology-enabled library services”
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Sounds good? Well…
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If computing is moving to the internet…
... and we know the internet can be a scary place...
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Risks of CC
http://1.bp.blogspot.com/-LzKhJgIscGU/TZW1IuRbKII/AAAAAAAAAj4/AMJgyr1vNcE/s1600/cloudcomputing.jpg
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1. Privacy
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Questions about control and ownership
Can you take your data with you? Could you lose access?Can you remove data?How does the host monitor your data?
http://cacm.acm.org/magazines/2008/7/5368-cloud-computing/fulltext
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2. Security
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For both provider and customer
Secure infrastructureClient data and applications protectedLiabilityIntellectual propertyEnd-of-service
http://cacm.acm.org/magazines/2008/7/5368-cloud-computing/fulltext
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3. Reliability
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http://www.mockingweb.com/wp-content/uploads/2011/12/Internet-cable-map.jpg
Internet connectivity
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Network downtime
http://blog.lrswebsolutions.com/lrswebso/wp-content/uploads/2012/01/IMG_8702.jpg
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To summarise…
http://blog.datacentermapping.com/wp-content/uploads/2012/05/clouds-general.jpg
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Cloud computing
… when computing itself moves online.… when computing becomes a utility.
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Not a thing, rather a transition
http://www.earthtimes.org/newsimage/greenpeace-calls-cloud-dirty_244.jpg
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Concept Suitability Technology Attitude
http://kambing.ui.ac.id/onnopurbo/library/library-ref-eng/ref-eng-3/network/server_cloud.pdf
Factors driving this transition
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Libraries will increasingly use the internet to provide services
http://iradio.oum.edu.my/webpages/wallpaper/1600-Digital%20Library.jpg
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SecurityPrivacyReliability
Issues related to cloud computing
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http://bit.ly/keloff
http://www.internetsoftwareshop.com/wp-content/uploads/2012/02/dreamstime_l_18271102.jpg
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References
Warren, C. (2012). What Megaupload Teaches Us About the Cloud, SOPA and Backups. Mashable.
Moylan, Martin. (2012). Libraries turn to cloud for e-book lending. MPR News.
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References
Lynn, Samara. (2010). 13 Terrific Cloud Services for Small Business. PC Magazine.
Chappel, David. (2008). A short introduction to cloud platforms. DavidChappel & Associates.
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References
Wikipedia contributors. (2012). Introduction to cloud computing. Date of last revision: 5 June 2012.
Hayes, Bryan. (2008). Cloud Computing. Communications of the ACM.
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References
Geelan, Jeremy. (2009). Twenty-One Experts Define Cloud Computing. Cloud Computing Journal.
Knorr, Eric., Gruman, Galen. (2011) What cloud computing really means. Infoworld.
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References
Armbrust et al. (2010). What cloud computing really means. Communications of the ACM.
Wardley, Simon. Cloud computing: why IT matters. (2009). OSCON 2009.