User blog comment:Sarah Manley/2012 - A Great Year for Wikis/@comment-3444778-20121219221419

I thought it was funniest how Wikia got on a Social Network list. xD Seriously. At Wikia: Facebook also dropped a few percentage points... Always good to know.
 * 1) there is an underlying objective to sticking around
 * 2) there is at least some form of moderation
 * 3) users aren't taught to market themselves