not yet
No, there are no plans to make Halo 3 for the PC yet, but who knows, maybe eventually
No, I believe currently there are no demos for Halo 3 except on the 360, since there are no versions of Halo 3 for the PC out as of yet. sorry :( :( :( :(
No, it has not released yet for the PC, only Halo 1 and 2 are for the computer as of 2009.
Halo 3 ODST is not for PC but Halo 1 and maybe Halo 2-3 are
No, not yet. I know halo reach can't be played on the pc.
As of yet, no.
no there will not be halo 3 on the PC because Microsoft doesn't make PC's
Ok on deviant art theres one But it takes a while to load
No. Bungie stopped producing Halo games for Pc after Halo 2
Not yet but there most likely will be one for PC
No, due to a contract with microsoft Bungie will not be releasing Halo 3, Halo 3 ODST or Halo Reach for PC.