I'd like to know how many of these accounts are actively used. Zuck didn't comment on this number, which Facebook must have data on. Also, I know there are a

I'd like to know how many of these accounts are actively used. Zuck didn't comment on this number, which Facebook must have data on. Also, I know there are a lot of people with duplicate accounts: http://news.ycombinator.com/item?id=2670283 http://news.ycombinator.com/item?id=2670283