I notice something similar when playing evony, a flash based game with the adobe plugin
-- Wierd blocking artifact overlayed onto flash video https://bugs.launchpad.net/bugs/340107 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
