If only the world was a Social Network (Oh yeah! Your facebook, twitter or Myspace). Here is another infographic of world map showing the size of social networks based on their number of users in 2010. These numbers come from information collected by USA Today, Alexa, Compete, and other sources.
The map also includes legends such as “The land of social networks disappeared,” “Sea of personal information” or “The U.S. territories of Wikimedia”, etc.