Bring It: The End of the Static Textbook…

http://www.nytimes.com/2010/08/01/technology/01ping.html

Exciting market; important market.  Now just show me the company / non-profit that can sell into schools at a decent clip in the US.  With that, perhaps the opportunity (at least for the moment) lies more in the developing world (e.g., India http://nyti.ms/aQpQlN).