I have the exact same problem, NVidia card as well! If I change the title bar theme, the glitching stops for a while, but then comes back again exactly as before! I had this problem in 8.04 too.
I have the exact same problem, NVidia card as well!
If I change the title bar theme, the glitching stops for a while, but then comes back again exactly as before!
I had this problem in 8.04 too.