What are 5 of the 1000 bad things Valve has specifically done for Linux gamers? 5 things that are on par with the (apparently) "one" good thing Valve did for Linux gamers, which is (I guess) create a gaming distro and distro-independent open-source compatibility layer that enables phenomenal performance, sometimes even better than running linux native code? A compatible layer co-developed by CodeWeavers, known for being one of, if not THE biggest contributor to Wine and the primary maintainer of the Wine project?