I could swear it doesn't!<Hub-Security> This hub is running version 0.7.14 of Open DC Hub.
[18:06.32] <Hub-Security> Your nickname is registered, please supply a password.
[18:06.32] *** Stored password sent...
[18:06.33] <Hub-Security> Logged in.
[18:06.33] *** Joins: xyzzy
[18:06.33] *** Joins: Dogtanian
[18:06.33] <Dogtanian> Your nick contains invalid characters. Allowed characters are a-z, A-Z, 0-9, ! " & * ( ) - _ = + [ ] { } ' @ # ~
[18:06.33] <Dogtanian>
Also that message needs updating, I thought [] {} etc. were banned.