I can still reproduce this with the latest in oneiric-proposed as of November 1:
unity 4.24.0-0ubuntu2b1 compiz 1:0.9.6+bzr20110929-0ubuntu5 nvidia-current 280.13-0ubuntu6 linux 3.0.0-13-generic
I can still reproduce this with the latest in oneiric-proposed as of November 1:
unity 4.24.0-0ubuntu2b1 bzr20110929- 0ubuntu5
compiz 1:0.9.6+
nvidia-current 280.13-0ubuntu6
linux 3.0.0-13-generic