1. Social Media in 2012
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2. Social Media in 2012
Course objectives
By completing this course, you will be able to :
 Explain what Social Media is
 Explain what are the main Social
Media in 2012
 Explain why they represent
opportunities

3. Social Media in 2012
Course topics
Course’s plan
 Introduction
 Social Media
 Facebook
 Twitter
 LinkedIn
 Others
 Conclusion

4. Social Media in 2012
Introduction
 32,7% of the global population us Internet
 ~2,267,233,742 persons (Internet World State)
 + 69% since 2008
Internet Users in the World
2500
2000
1500
1000 Users (in Millions)
500
0
2007 2008 2009 2010 2011

5. Social Media in 2012
Introduction
 612,843,429 of websites (February 2012, Netcraft)
 > 152 Millions of blogs (BlogPulse)
 And 77% of UK consumers would use information from
blogs to influence their purchasing decisions
 And what about Social Networks ?

6. Social Media in 2012
Social Media
 What is a Social Media ?
Social media includes web-based and mobile technologies
used to turn communication into interactive dialogue.
Andreas Kaplan and Michael Haenlein define social media as
"a group of Internet-based applications that build on the
ideological and technological foundations of Web 2.0, and
that allow the creation and exchange of user-generated
content.”
- Wikipedia

7. Social Media in 2012
Social Networks
 What is a Social Network ?
A social networking service is an online service, platform, or
site that focuses on building and reflecting of social networks
or social relations among people.
Online community services are sometimes considered as a
social network service, though in a broader sense, social
network service usually means an individual-centered service
whereas online community services are group-centered.
Social networking sites allow users to share
ideas, activities, events, and interests within their individual
networks.
- Wikipedia

8. Social Media in 2012
Social Networks
 What are the main Social Networks today ?
 Facebook
 Twitter
 LinkedIn
 …

9. Social Media in 2012
Facebook
 Launched in February 2004
 Features :
 Create profiles with
photos, lists of personal
interests, and other
personal information
 Communicate with
friends and other users
through messages and a
chat feature
 Create and join interest
groups and "like
pages, some of which
are maintained by
organizations

10. Social Media in 2012
Facebook
 Ok, you already knew that…
 But do you know that Facebook :
 Surpassed Google in the US in 2010
 Was the most searched term for 2011
 Has :
 175 Millions of users logged everyday
– 65 Millions from mobiles
 30 Billions of content shared per month
 3 Millions photos uploaded per month

11. Social Media in 2012
Facebook
If Facebook were a country, it would be the 3rd most
populated
1 336 450 000
1 178 436 000
400 000 000
308 898 000

12. Social Media in 2012
Facebook
 Facebook & Open Source :
 Creation of HipHop for PHP :
 Source code transformer which programmatically
transforms PHP source code into highly optimized
C++ and then uses g++ to compile it to machine
code

13. Social Media in 2012
Facebook
 Facebook Open Source contributions :
 Creation of Cassandra :
 A NoSQL solution designed to handle very large
amounts of data spread out across many
commodity servers while providing a highly
available service with no single point of failure.

14. Social Media in 2012
Facebook
 Facebook Open Source contributions :
 Other contributions on existing project as :
 Apache Hadoop
 Apache Hive
 MySQL
…

15. Social Media in 2012
Twitter
 Created in March 2006
 Micro-blogging service
 Features :
 Users send and read text-based posts of up to 140
characters
 Users may subscribe to other users' tweets – this is
known as following and subscribers are known as
followers
 Users can group posts together by topic or type by use
of hashtags

16. Social Media in 2012
Twitter
 Most widely adopted social media tactic used by 78% of
company respondents and 74% of agency clients
 Some numbers :
 25 Billion of Tweets in 2010
 140 Million Tweets sent per day
 456 Tweets per seconds
 19 Millions follow Lady Gaga
 More than the president of United States
 One single tweet reach more people than Wall
Street Journal, New York Times and USA Today
combined!

17. Social Media in 2012
Twitter
 Twitter Open Source contributions :
 Creation of Gizzard Scala Framework :
 A sharding framework to create custom fault-
tolerant, distributed databases
 Creation Flock DB :
 A distributed, fault-tolerant graph database for
managing data at webscale (NoSQL)

18. Social Media in 2012
LinkedIn
 Founded in December 2002
 Professional networking
 Allow registered users to maintain a list of contact details
of people with whom they have some level of
relationship, called Connections
 150 Millions of users

19. Social Media in 2012
LinkedIn
 LinkedIn Open Source contributions :
 Creation of Project Voldemort :
 A distributed data store that is designed as a key-
value store used by LinkedIn for high-scalability
storage (NoSQL)

20. Social Media in 2012
Other Social Media…
 Flickr:
 3 000 photos per minutes
 Wikipedia:
 14 Millions of articles
 YouTube :
 4th most visited site
 2 Billions of videos view everyday
 24 hours of video uploaded every minute

21. Social Networks in 2012
Others…

22. Social Media in 2012
Conclusion
 Social media are now unavoidable
 They all bring new opportunities
 More and more startups rely on their API
 Centralized mines of information
 Long register process replaced by a simple
Facebook Connect

23. Social Media in 2012
Conclusion
 Influence SEO
 Collective IQ :
 Facebook friend’s “Like” influence Bing results
 Google+ “+1” influence Google ones
 In 24h, 90 000 iPhones and 160 000 Android devices are
sold
 Almost all of them will use social networks
 Social networks everywhere !

24. Social Media in 2012
Stop-and-think
Do you have any questions ?

25. Social Media in 2012
The end