The buzz around some social-media firms like Twitter and Foursquare — which still haven’t figured out their business models — harkens back to Bubble 1.0
MarketWatch.com - Top Stories, MarketWatch
Wed, 07/06/2011 - 9:01pm
The buzz around some social-media firms like Twitter and Foursquare — which still haven’t figured out their business models — harkens back to Bubble 1.0