On-Topic:

Either Mesa's IR is doing good job or the alternative GLSL is doing a bad job There is almost no difference between them. Also i must admit the CPU usage is a nice thing, it should be used at most tests be it disk tests, filesystem or graphics. It shows us how "efficient" the code is.

Off-Topic:
No matter what is written on this forum Michael get's abused every time, if i were him i'd just tell everyone to f*** *** if they don't like it, i actually feel sorry for all the abuses he is taking. I am with you Michael, you are not perfect always but you don't deserve definitely the abuses from some trolls...