In all this furor about the App Store and In-App Purchases, we have not heard a peep from Amazon, the 800-pound gorilla of external content. (TUAW long since contacted Amazon for a statement, and, like everyone else, never heard anything back). Chuck Toporek of Addison Wesley/Pearson has a particularly insightful post up on his personal blog explaining why this may be so.
Amazon's Kindle for the Web has been in beta since September 2010, offering a po