I played a bit on OnLive, just to test it out and I thought the experience was decent enough on my (at the time) MacBook Air. Perhaps not good enough for twitch

I played a bit on OnLive, just to test it out and I thought the experience was decent enough on my (at the time) MacBook Air. Perhaps not good enough for twitch multiplayer gaming (I didn't try that), but I thought it was ok for the single player games that I tried.