It looks like the rumors of a pre-emptive Halo 3 strike are correct. Bill Gates has confirmed that Halo 3's launch will coincide with the launch of the Playstation 3. Here s the details straight from the upcoming issue of Time magazine:
Note to the hard-core faithful: the next version of Halo will not, repeat not, be ready in time for the launch of Xbox 360. It will be part of the all-important second wave next spring. 'It's perfect,' Gates says, radiant with bloodlust. 'The day Sony launches [the new PlayStation], and they walk right into Halo 3.
Bloodlust is a good thing, it always helps the consumer... unless they are the one bleeding.
Halo 3 Parrying Playstation 3 Launch [Gamespot]






