Phoronix: id Software: Linux Hasn't Produced Positive Results

While id Software was known for years as being a Linux-friendly game company with providing native ports of their in-house titles with support for the id Tech engines on Linux, this is no longer the case. John Carmack, the founder of id Software, has lost his commitment to seeing Linux support...

http://www.phoronix.com/vr.php?view=MTE1NDA