I'm having a similar problem after upgrading to Jaunty. I primarily see this in gmail.
Here's an example (see horizontal artifacts under checkboxes): ** Attachment added: "gmail.jpg" http://launchpadlibrarian.net/26284564/gmail.jpg -- Rendering artifact on text in firefox and gedit https://bugs.launchpad.net/bugs/366224 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