I tested this on Lucid and the Guest session is no worse. Ie, switching to Guest Session from a compiz session results in an unusable guest session (black screen with some artificats) in both 2.6.32-27.49-generic and 2.6.32-30.59-generic.
I tested this on Lucid and the Guest session is no worse. Ie, switching to Guest Session from a compiz session results in an unusable guest session (black screen with some artificats) in both 2.6.32- 27.49-generic and 2.6.32- 30.59-generic.