Two articles about online anonymity that you may wish to read: Efic Pfanner’s piece, “Naming Names on the Internet,” in the New York Times and Ben Grubb’s piece, “Death of anonymity online has net users fuming,” in The Age.
As both articles suggest, there is a strong sense in some circles that arguments about accountability are just a smokescreen for an ultimately financial purpose.
South Koreans recently learned the dangers of requiring real names when over half of the population had their personal information acquired by hackers.
As for myself, I never signed up for accounts for MySpace, Facebook, Google+, etc. I use Twitter because it allows me to use my pseudonym. And that’s just fine with me.