Apple's focus is and always will be: 1) Apple, 2) Marketers, 3) Users, 4) Developers, and #4 has always been a distant one at best (anyone remember the Rhapsody fiasco?) Keep that ordering in mind, the latest changes make perfect sense.
While I think putting marketers in that list is a bit trollish, I think you've hit on something that's broadly true. Developers reacted with rage to Apple's app screening process and are reacting with rage again to Apple's banning of intermediary layers/languages. Whereas Microsoft's slogan is "developers, developers, developers..." Apple's is decidedly not. Apple prioritizes the end user experience over the develope…
Of course, I firmly believe this is as it should be.