Just re the username thing, from what I've seen in the past even changing an active username just once seems to prevent the same user from reverting back to the

Just re the username thing, from what I've seen in the past even changing an active username just once seems to prevent the same user from reverting back to their original username. So could be their account system is a bit primitive in that regard (given that official replies for this news makes it sound like they're utilizing the existing system for restoring content to new usernames, rather than reverting directly via backups). I don't doubt there will be some official clarification though.