Phoronix: Ubuntu Developers Realize Need For Non-3D Desktop

For Ubuntu 12.10 Canonical decided to abandon the Unity 2D desktop and just only support the standard Unity desktop with Compiz. When there isn't a proper OpenGL/3D driver available, LLVMpipe is used for running the GL commands on the CPU. This move caused lots of upset Ubuntu Linux users and the developers are now looking at what to do for a desktop that doesn't require 3D support...

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