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Similar todos
prevent users from creating usernames with special characters and fix all old usernames 
#youdontneedwp
don’t allow user to change username if already exists 
#remoteworkers
remove special characters from usernames 
#vansecrets
Add validation to accept only letters and numbers for display name; may use @ at the beginning 
#highscoredomains
require users to have a username 
#betalist
fix username sanitizing lets users set $*&$## as username which becomes blank username 
#nomads (thanks @stevelacey)
increase maximum username length to 20 characters 
#wip
fixed username bug
change prompts to name instead of username and remove @ nag
Fix problem with upper case in username 
#telepost