Package: xul-ext-stylish Version: 2.0.3-2 According to different articles, such as
http://www.ghacks.net/2017/01/04/major-stylish-add-on-changes-in-regards-to-privacy/ and https://www.heise.de/newsticker/meldung/Browser-Add-On-Stylish-laesst-Nutzerdaten-sammeln-3585601.html there are privacy problems with stylish. An opt-out seems to be possible on Chromium, but not on Firefox. Also, at least for a Debian package, this should be opt-in, not opt-out. This does not look as severe as #842939, but still...