Board Thread:General Discussion/@comment-36035664-20190621053101/@comment-1038387-20190621121037

Can't parade around if you're disabled. Can't with the original account either.

Usernames cannot be reused. It's a technological limitation of the MediaWiki software (of any wiki software, really). If you saw someone with that name, they somehow escaped the very strict anti-spoofing measures, you saw an unupdated signature, or you saw something that just looked like it.