Amazon is announcing new revenue share terms for Kindle magazine and newspaper publishers. According to a release, for each magazine or newspaper sold, publishers will be able to earn 70 percent of retail sales on the Kindle (net of delivery costs, notes Amazon). This is a significant change from previous terms, in which Amazon

Editor’s note: The following is a guest post by Mark Suster, a venture capitalist based in Los Angeles at GRP Partners.  He blogs at BothSidesoftheTable.