10. All a-Twitter. Sometimes.

Legions of social networking junkies migrated from Facebook to Twitter (including your humble reporter) despite the fact that it spent much of the year in such rickety condition that it often just didn’t work at all. (When it was up and running, much of the conversation seemed to consist of bitching about its hiccups.) Failwhale, the cetacean bearer of bad news about Twitter’s status somehow managed to become a folk antihero to Twitterfans.