I think it's cool it is coming out for ps3 but the ps3 version will come out later (they haven't hired ps3 tecks till a month ago or sooner) and the capabilities will be watered down because a pc is flat out better that a ps3 on strength. so if you get both you'll mostly play on pc.
Blizzcon is october 20 and 21 so why sell it then if nobody knows when it's going to be out. Unless they release the date during the conference at the end of july in Irving ,ca which is unlikely because this is planned to be about the beta being released in early august. Most likely release is late november, christmas eve, new year's eve, or spring 2012 (if the beta shows large problems). But don't forget they can surprise us with Q4 3190 if they really have problem with putting ...
the modern warfare series has no replay ability after the story mode because playing online can't keep you playing for a year to the new one but the zombies on bo and waw were very much that