http://www.google.com/s2/search/social

Direct connections from your Google chat buddies and contacts (308)
Direct connections from links listed on your Google profile (259) such as Twitter and FriendFeed
Secondary connections (3689) that are publicly associated with your direct connections

除掉重复的也有500了啊。。。我哪里认识这么多人啊。。。。google太危险了。

还是qq厉害，利用同学群和同事群把中国社会结构了如指掌。