Datamonitor predicts that social networking sites will level off around the world in the year 2012. They also predict that the plateau will hit even sooner in the US. In the meantime, global active memberships in social networking sites are growing. They’re expected to reach 230 million at the end of 2007 (this includes multiple memberships by one person).The money is good and growing.
For example, my friend’s Facebook App that took two weeks to build recently sold for $25k. And marketers who are savvy are getting a lot of press for their social networking presence. There is a lot of money and creativity being exchanged. “Revenues from social-networking services should reach $965 million, growing to $2.4 billion by 2012, writes MarketingCharts.”