From Knowledge@Wharton: Since launching in 2006, Twitter’s plat­form has tapped into the collec­tive conscious­ness around events ranging from the Arab Spring to the Super Bowl — 140 char­ac­ters at a time. Recently, Twitter retooled the design of its profile pages and moved to take greater control of its devel­oper ecosystem — both signs that the company is trying to focus on a more sustain­able busi­ness model than its current adver­tising-based approach, experts say. They note that Twitter has created a unique appli­ca­tion, but needs to figure out exactly how to leverage it into a service that busi­nesses and consumers would be willing to pay for. · Go to Can Twitter mone­tize the cultural zeit­geist? →