USA Today reports on a non-story: Teens turn from Facebook to fresher social-media sites
Drawn to niche sites such as Foursquare and Tumblr, teens appear to be expanding beyond Facebook. According to market research firm YPulse, 18% of teens prefer to "check in" on Foursquare instead of Facebook, and 10% say Pinterest is a better site for browsing.
These behavior networks have experiences rapid growth largely because they ride atop identity networks like Facebook. These networks do not challenge the core business of Facebook, particularly because: Facebook, and its advertising platform, are everywhere. There are glimmers of what the Facebook Sponsored Stories will be on Zynga, while playing games like Words with Friends: