I'd be willing to buy that Microsoft screwed over the studio, but going by Molyneux' general behavior I'd think that he may have either implied or outright added a line which said that he wished to delay the game but couldn't (due to some restriction which would have nothing to do with M$, of course).
Tag(thx fkusumot) - "Yet again I completely fail to see your point..."
HD vs Wii, PC vs HD: http://www.vgchartz.com/forum/thread.php?id=93374
Why Regenerating Health is a crap game mechanic: http://gamrconnect.vgchartz.com/post.php?id=3986420
gamrReview's broken review scores: http://gamrconnect.vgchartz.com/post.php?id=4170835