For the record, a short discussion in #ubuntu-devel revealed that there's no unanimous solution for this; Tollef had some proposals, let's wait a bit for the discussion on ubuntu-devel@
-- .xsession_errors file grows out of control & saturates disk space https://launchpad.net/bugs/60448 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
