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Ho Ka Chun Kelvin, Li Ho Hin, Kelvin, Lo Ka Ming Terrence, Sze Chi Chun, Carrie, Wong Ka Yan, Karen...

Ho Ka Chun Kelvin, Li Ho Hin, Kelvin, Lo Ka Ming Terrence, Sze Chi Chun, Carrie, Wong Ka Yan, Karen

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  • The best recognition photos come from 10 megapixel photosRead more: http://www.news.com.au/technology/how-to-get-around-facebooks-new-face-recognition/story-e6frfro0-1226071893284#ixzz1e1zqPZPr

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  • 1. Facebook: Technologies and Societal ImpactHo Ka Chun Kelvin 2010581038Li Ho Hin, Kelvin 3035008958Lo Ka Ming Terrence 2010114641Sze Chi Chun, Carrie 2010564482Wong Ka Yan, Karen 2010553299 1
  • 2. Outline Background of Facebook Technology Kelvin Li Positive impact Economy (Terrence Lo) Social life (Karen Wong) Negative ImpactSocial interaction Health (Carrie Sze) Privacy (Kelvin Ho) (Karen Wong) 2
  • 3. Data Management and Server Centres• To operate Facebook normal operations• To serve as a data centre to save data 3
  • 4. Open Compute Project• Oregon data centre• PUE of average 1.075• Centralized chillers are removed• Traditional UPS systems are eliminated• A 480V to 208V transformation is removed• Ethernet-powered LED lighting• Passive cooling infrastructure 4
  • 5. Facebook Website Architecture• Front End – operate the Facebook functions• Back End – create and provide Facebook functions 5
  • 6. Front End• Linux and Apache• Database and My SQL• PHP and Memcache 6
  • 7. Back End• Create a service or function to add new feature in Facebook• Create a framework or a toolset for ease of creation of services• Use the appropriate programming language to finish the task 7
  • 8. Essential Tools• Thrift (For Protocol)• Scribe (For Log Server)• Cassandra (For Database)• HipHop for PHP 8
  • 9. Advanced Features• Face recognition• Augmented reality• iPhoto (Apple)• Goggles (Google)• Privacy issues 9
  • 10. Economics of Facebook 10
  • 11. Introduction• Facebook is not just for keeping tables on friends and filling out quizzes – it can also be used as a highly effective tool for business.• Using the Facebook as web business e.g. applications, games• Using the Facebook as advertisement of traditional business e.g. pages,groups 11
  • 12. Using the Facebook as web business 12
  • 13. 13
  • 14. Pros and Cons of application/games on Facebook 14
  • 15. Pros• Lager numbers of ‘customers’ or ‘visitors’ on Facebook• Web based development• Only requires simple software skill, hence large numbers of apps can be developed within a short period of time 15
  • 16. • The average game costs between $100,000 and $300,000 to produce and the apps even lower but for games that become hits, marketing budgets can skyrocket into the millions as the game grows over months. 16
  • 17. Cons• Cannot attract others field of ‘customer’• Larger numbers of similar apps, difficult to sustain one apps• Less boundary of developing apps/games 17
  • 18. Using the Facebook as advertisement of traditional business 18
  • 19. 19
  • 20. Facebook provides 11 targeting factors for advertisers• Location• Age• Birthday• Sex• Keywords• Education• Workplaces• Relationship• Interested In• Languages• Connections 20
  • 21. Pros and Cons of advertisement through pages/groups from traditional business 21
  • 22. Pros• Direct customer service for enquiries• High friends network to spread out the advertisement• Opportunity to interact directly with that individual and build a relationship• Target a specific group of costumers more efficiency thought the targeting factors 22
  • 23. Cons• Unforeseeable advertisement outcome• Need to monitor the advertisement performance and adjust accordingly• Long term advertisement when comparing with traditional one 23
  • 24. Conclusion• Facebook is not only changing the social habits of people but it is a revolution of business on web• Changing the applications and games companies into the new business form• It seems that economics of Facebook will be more rapidly increasing and last for quite a long time 24
  • 25. 25
  • 26. Social interactionSOCIAL INTERACTION 26
  • 27. Social interaction (positive)• Keep in touch with friends• Know better about new friends without face- to-face meetings• Increase the size of one’s social network• Know the up-to-date social issues• Enrich social life 27
  • 28. Time Consuming• Changes the way people interact with others• Tends to use Facebook for electronic interaction instead of face to face interaction• Between classes and during work• A self-report from Facebook: users averagely spend 55 minutes daily on Facebook• Facebook serve as applications in smartphones 28
  • 29. Communication Skills• Reading body language and showing physical support are undermined• Some extreme cases develop stammer  inhibit verbal conversation  build up a vicious cycle to it• difficult to socialize in the real world 29
  • 30. Shape how to view social relationships• Number of general friends they had• (They would greet to if unexpectedly seen)• Difficulty in answering• Number of friends they have in Facebook• Give a quick and precise answer• Focus on the quantity instead of quality of friends• More superficial and less real friends 30
  • 31. Uniformity / Conformity• Movies/music videos (e.g. You are the apple of my eye)• Post, response or click “like” button• Most “like” = most popular• Some people may conform with others• Lack of uniqueness and divergence  no improvement 31
  • 32. A False Sense of Trust• Post problems on Facebook rather than discuss with loved ones and relatives• Relationships between friends and family members will be weakened 32
  • 33. Crime• Threats, intimidation, bullying & harassment• A suicide pact: – One student from St. Joan of Arc Catholic School was to commit suicide every two weeks – 17 names of students were declared that they would take their own lives – Two students really did this and the dates were exactly two weeks apart• The influence of cyber crime 33
  • 34. FACEBOOK AND HEALTH ASPECT 34
  • 35. • more visual empathy to their online 1 friends • introverted teens overcome their 2 shyness and share views with others •  Good to an individual ‘s growth 3Many people addicted to Facebook( about 350 millionusers, nearly one million children across the world ) 35
  • 36. Dr. Aric Sigman (Biologist) warned that lack offace to face interaction would have biologicaladverse effect • Alter gene action 1 • Depress immune response and hormone level 2 • Affect mental function 3 • Risk of health problem increase 4 36
  • 37. Overuse of Facebook leads to psychological problems, such as narcissism, aggressive behaviors, anxietyDr. Larry Rosen (professor of psychology at CaliforniaState University) 37
  • 38. Facebook depression• coined by Dr. Gwenn O’Keeffe• may demonstrate classic symptoms of depression• status updates and photos of happy-looking people having great times  inadequacy, jealousy, and low self-esteem 38
  • 39. • Real world boredom (Dr Himanshu Tyagi ) – Users can delete what they don’t like and can blink eyes in order to swap an unacceptable identity find the real world boring and unstimulating put less value /effort on their real world identities 39
  • 40. • Attention deficit disorder Lady Greenfield, professor of synaptic pharmacology at Lincoln college, Oxford rewrite the young’s brain -harder to concentrate in class -permanently distracted -shorter attention spans 40
  • 41. Facebook game• affect negatively to moral development of young• deliver unhealthy message• examples: Texas Holdem Poker and Happy Farm 41
  • 42. PRIVACY ISSUES OF FACEBOOK 42
  • 43. Survey (by Jones & Soltren in 2005) 91% had not read the Terms of Service 89% had never read the Privacy Policy 47% believed Facebook could not share their information with other companies 43
  • 44. Survey (cont’d)63.45% never friend strangers28.72% friend strangers on occasion7.83% claim to friend strangers 44
  • 45. Results of the surveymore personal data and information available on Facebookhigher risk of privacy leakage to the third partiesGood Facebook security strategy:only add people whom you know in real life to access to their profile information 45
  • 46. The New York Times (Bilton, 2011)• Facebook had changed the users’ privacy settings to automatically enable facial recognition• Detect a user’s face in an image• Help user add tags of friends in photos• Changed without user’s knowledge or consent 46
  • 47. The NYT (cont’d) users can disable the feature by going to the account privacy settings and clicking “customize settings” This suggested multi-stepprocedure is confusing and troublesome 47
  • 48. What should Facebook actually do? notify the users of the release of new features ask users formally if they would like to change their privacy settings to activate the new features 48
  • 49. Are you snooped by Facebook Apps?• A couple hundred million apps, made by tens of thousands of software developers• How to separate the good from the bad?• How to know if the apps you’ve installed are OK? 49
  • 50. 50
  • 51. Tools to protect your privacy on FB• Social Monitor • uProtect.it 51
  • 52. Social Monitor• From Unsubscribe.com• Works on Firefox, Chrome, Safari• Offers app developer’s reputation• Issues recommendations about whether you should remove an app 52
  • 53. • From Reputation.com• Works on Firefox, Chrome• Offers privacy ratings that consider a certain app is likely to need certain data• Lets users disable certain permissions requested by a given app & delete it altogether 53
  • 54. Social Monitor, uProtect.it• Both are browser plug-ins• scan the FB account to see what application the user uses• score the user’s privacy levels• help the user delete any apps you don’t want to keep 54
  • 55. Conclusion• Good• Bad• Advice: – Users should be aware of drawbacks – parents should guide their children on how to play Facebook properly – only add friends whom you know in real life 55
  • 56. ReferencesBilton, N. (2011, June 7). Facebook changes privacy settings to enable facial recognition. The New York Times. Retrieved from http://bits.blogs.nytimes.com/2011/06/07/facebook-changes-privacy- settings-to-enable-facial- recognition/?scp=3&sq=facebook%20privacy&st=cseEvans, M. K. (2009). 32 ways to use facebook for business. Retrieved from http://gigaom.com/collaboration/32-ways-to-use-facebook-for-business/Hindustan Times. (2011.). A Million Kids Adducted to Facebook. Retrieve from http://www.hindustantimes.com/HTNext/KidsZone/A-million-kids- addicted-to-Facebook/Article1-764666.aspxJones, H., & Soltren, J. H. (2005). Facebook: threats to privacy. Retrieved from http://www.google.com.hk/url?sa=t&rct=j&q=facebook%2Bprivacy&sourc e=web&cd=4&ved=0CEIQFjAD&url=http%3A%2F%2Fciteseerx.ist.psu.edu %2Fviewdoc%2Fdownload%3Fdoi%3D10.1.1.112.3154%26rep%3Drep1%2 6type%3Dpdf&ei=b4K_TrCpFqGjiAfTu_DxBA&usg=AFQjCNHAc7KfTPs6kpD EmXEtWFhwW2WrHA 56
  • 57. References (cont’d)Lockton J. (2011). THE HALS REPORT, The social impact of Facebook in 2011. Retrieved from http://www.thehalsreport.com/2011/01/the-social- impact-of-facebook-in-2011/Mail Online. (2009). How Using Facebook Could Raise Your Risk of Cancer. Retrieve from http://www.dailymail.co.uk/health/article-1149207/How- using-Facebook-raise-risk-cancer.html#ixzz1dxwerSOiO’Neill, N. (2009). 10 rules for advertising on facebook. Retrieved from http://articles.businessinsider.com/2009-07- 16/tech/30073056_1_facebook-advertising-target-marketRichmond, R. (2011.) How to see if your facebook apps are snooping on you. The New York Times. Retrieved from http://gadgetwise.blogs.nytimes.com/2011/07/06/how-to-see-if-your- facebook-apps-are-snooping-on- you/?scp=20&sq=facebook%20privacy&st=cseSnead J. (2011) Parish Adam, Understanding the web, The Social Impact of Facebook. Retrieved from http://socialimpact.wikispaces.com/The+Social+Impact+of+Facebook 57