@andrew: I'm certain you are experiencing a different bug -- you should open a new bug report. This bug is not limited to nVidia (at least two people here have ATI/AMD video cards, myself included), wrapping around was never a symptom, and this bug was fixed in Oneiric.
@andrew: I'm certain you are experiencing a different bug -- you should open a new bug report. This bug is not limited to nVidia (at least two people here have ATI/AMD video cards, myself included), wrapping around was never a symptom, and this bug was fixed in Oneiric.