I guess when Ubisoft earlier said that the PC and 360 versions' release dates weren't confirmed for this year some people up and ran with a Haze is a timed exclusive story.
http://www.eurogamer.net/article.php?article_id=78000
September:
- Dark Messiah: Elements - 7th September (Xbox 360)
- Settlers VI - 7th September (PC)
- Brothers In Arms: Double Time - 21st September (Wii)
October:
- Naruto: Rise of a Ninja - 19th October (Xbox 360)
November:
- Assassin's Creed - 9th November (PC, PS3, Xbox 360)
- Brothers In Arms: Hell's Highway - 16th November (PC, PS3, Xbox 360)
- Rayman Raving Rabbids 2 - 16th November (Wii, DS)
- Tom Clancy's Splinter Cell Conviction - 16th November (PC, Xbox 360)
- Haze - 23rd November (PS3)
- Haze - 30th November (PC, Xbox 360)
*Edit: Oops I didn't realize this was already in the Sony forum, since the news covered the PS3, Xbox, and PC release dates I placed it here :/