http://www.engadget.com/2008/02/15/hd-dvd-deathwatch-were-making-it-official/
It's not just me claiming this. They're basically stating that sure the PS3 helped hold HD-DVD off, but the real reason is the much larger content. The PS3 had nothing to do with that.
A flashy-first game is awesome when it comes out. A great-first game is awesome forever.
Plus, just for the hell of it: Kelly Brook at the 2008 BAFTAs