> ack. I misremembered. It's funny that it works fine for its > entire lifetime in Ubuntu, and only Debian users seem to be > using different umasks for root. Kind of a niche thing.
Though it's getting off-topic, a reason may be that Ubuntu is used more often on personal desktops (where, honestly, permissions don't matter that much) and Debian more on servers -- I think, having a world-readable umask as root is a bit too dangerous (and for that matter, also as a user on a multi-user system, see xkcd 1200 :).