User and password management? With client X.509 certificates it's difficult, e.g. issuing them is not fun. Moving them around is more troublesome than with a lo

User and password management? With client X.509 certificates it's difficult, e.g. issuing them is not fun. Moving them around is more troublesome than with a login+password pair, too. Also, try explaining client certificates to non-technical people, who probably are among the target audience of IRCv3 initiative.