Screenshot #1 - "Bad" drawing of the upper corners of the maximized window. Notice that you can see the black desktop background in the upper corners. This is not specific to this particular Metacity theme, it occurs with all round-cornered themes I have tried.
** Attachment added: "Bad maximization example" http://librarian.launchpad.net/5068593/Screenshot%20-%20Bad%20Corners.png -- Window borders not always drawn properly for maximized windows https://launchpad.net/bugs/71818 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs