Would be useful to store relations mapping previous usernames => user IDs for moderation, and, incase we ever want to implement a feature to allow users to rename themselves, this could also prevent users from stealing the previous usernames of other users.
Would be useful to store relations mapping previous usernames => user IDs for moderation, and, incase we ever want to implement a feature to allow users to rename themselves, this could also prevent users from stealing the previous usernames of other users.