This bug appears to be fixed in Karmic Alpha 2. I tested the the Live image, and I could set my desktop effects to Normal without any tearing. I took a screenshot while one of the transparent notification bubbles was on the screen for good measure.
** Attachment added: "Screenshot of functional compositing" http://launchpadlibrarian.net/28082392/Transparent-bubble.png -- [i945gme] enabling visual affects causes graphics glitches for netbook remix (Jaunty Beta) https://bugs.launchpad.net/bugs/352865 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs