Spectate a friend’s gameplay in real-time
PS4 will feature Gaikai tech
Play full games on the PS Store before you buy with Gaikai
PS4 share button: broadcast gameplay in real-time
Download and update games in the background while you continue playing
Features always-on video decompression
Upload gameplay in just a few seconds
Phones/tablets integration
Gaikai tech could support PS1, PS2, PS3 games on PS4
PS4 is NOT backwards compatible (kind of lame)
