The recent GDC 2015, especially the revelation of its own VR ambitions, has thrust Valve and Steam back into the spotlight. Many gamers, especially of the PC kind, might still remember the promise of Steam Machines that have yet to materialize in retail forms. But while part of that equation lies on the hardware, especially the special Steam Controller, the other part is tied to the software. So just how well is Steam doing on Linux today? Well, apparently quite healthy, but it could do with a bit more.