Shift Happens Revisited: Do You Know 4.0 - Convergence and Social Media, by Xplane and the Economist

"This is another official update to the original "Shift Happens" video. This completely new Fall 2009 version includes facts and stats focusing on the changing media landscape, including convergence and technology, and was developed in partnership with The Economist. For more information, or to join the conversation, please visit http://mediaconvergence.economist.com and http://shifthappens.wikispaces.com."

More later.