metacity needs a newer libcm and that library would require to be promoted to main for that. Note that spiftacity package from universe is what you describe, an another package built with the compositor
** Changed in: metacity (Ubuntu) Importance: Untriaged => Wishlist -- False compositing activation https://launchpad.net/bugs/59947 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs