Looks like they have written a patch with a workaround about a year ago. Couldn't that patch be included in Ubuntu? They are not likely to put it in into upstream package for the reason unknown to me, and the problem seems to be mission-critical for those using laptops for presentations...
-- [i855] Clone Mode makes external display very blurry/wobbly https://launchpad.net/bugs/36550 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
