I did a quick look through some of the relevant RFCs and it does appear that based on those requirements the 5 character minimum is arbitrary.
-- Arbitrary Real Name minimum length limit refuses valid names https://bugs.launchpad.net/bugs/161002 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
