Why Valve will be interested in Linux gaming? A linux based console (or whatever a console will be in 2013) makes sense and, as a by-product, supporting some Li

Why Valve will be interested in Linux gaming? A linux based console (or whatever a console will be in 2013) makes sense and, as a by-product, supporting some Linux distros (mainly for development). I can imagine that not all the distros will be supported. So, Ubuntu gaming maybe.