Facebook likes can reveal private personality traits, according to study

It's no secret that Facebook is a goldmine for advertisers seeking to target specific demographics — but it may surprise you to discover just how much of your personality is revealed by simple activities there. Researchers from the University of Cambridge and Microsoft Research have been quietly (and innocuously) collecting data on Facebook user likes and personality traits using applications like "MyPersonality" on Facebook, and now they're showing how the data can be used. Simply by tra...