This infographic shows how much and how people around the world are using social media. It breaks social media use down to three categories: active social networkers, messengers and mailers, content sharers, and joiners and creator of groups.
It is what parents of teenagers who 'revise' in front of the computer have long feared. Students who use Facebook while they study get significantly lower grades than those who do not, according to psychologists.
Never heard about distributed social networks? They are the alternative to data gulags such as Google and Facebook. An animated comic novel explains how they work.