What a difference a year makes. It used to be that gaming was Linux's "Achilles' heel" of sorts, cited by more than a few enthusiasts as justification for their reluctance to switch away from Windows. Fast forward to today, and gaming may well be the focus of more Linux-centered excitement than any other area. How did we get from point A to point B, you may ask? Well, it all started when Valve announced back in April that it was bringing its popular Steam gaming platform to Linux.