When companies find that their games are already working on Linux, they may be able to justify spending a little extra effort on testing and fixing a couple of

When companies find that their games are already working on Linux, they may be able to justify spending a little extra effort on testing and fixing a couple of bugs here and there. Then over time it may become an officially supported configuration, and they may do Linux-specific optimizations or features. It's a stepping stone. Embrace, extend, extinguish in reverse!