agreed, maybe just too many
upcoming 360 fps
halo 3
medal of honor: airborne
blackSite: area 51
turok
america's army: true soldiers
call of duty 4: modern warfare
timeshift
brothers in arms: hell's highway
left 4 dead
Judging by the fact that the majority of these FPS games are coming to the PS3 as well including Haze I think that if there is any other reason Epic is hesitating to release it on 360 soon other than Sony's effort to keep it as a time-exclusive it should be Halo 3.