User blog comment:Henshin86/Olin unmasks new MP features/@comment-64.150.17.4-20101028142313/@comment-1786471-20101028194034

It's not favouring the 360 (in this case), but Treyarch is having some problems with PSN for dual-account splitscreen.

http://twitter.com/#!/DavidVonderhaar/status/28966430413