It technically is a full blown OS, just centered around gaming. There are currently 100 or so games available for Steam on Linux. The OS as far as I can tell, i

It technically is a full blown OS, just centered around gaming. There are currently 100 or so games available for Steam on Linux. The OS as far as I can tell, is currently in Beta. It's released now so Valve can get feedback and tune it so it works better when the actual steam machines is released.