Yes you can only play games on PS4.
I almost backed this project, but after reading more about their vision I couldn't back it as a JRPG nor as the RTS type game they were touting. It sounded bad either way.
Killzone looks like generic boring shit.
1. That's highly debatable at this point. The proof is not yet in the pudding.
2. Yes it is 100 bucks cheaper but you don't get the state of the art Kinect 2.0.
3. lol no.
GFWL is not gone yet btw people. Either way I hope it comes to PC soon. I will not play this on ps3 or 360 lol.