On 2012-08-01 22:02 +0200, Felix Natter wrote:
> for a few months now I have some artifacts that mysteriously appear and
> disappear on my gnome desktop:
See http://bugs.debian.org/666468 and its two dozen duplicates.
> Maybe this is related: When I do a "apt-get upgrade", *many* packages
> are held back:
Try "apt-get dist-upgrade" instead.
Cheers,
Sven