Is Xbox Live the killer app that will dethrone the PS4 in USA??

[prayformojo]

S.T.A.G.E. said:
No. OS didn't save Microsoft from the PS3. It was the Kinect that did that but the fad died after two years so Sonys advances couldn't be stopped.

I think he's talking about the US. The 360 is the number one last gen console there by a mile.