Here are the currently used Special user flags :-

C - coventry (cannot use 'tell')
S - allows you to toggle wiz flag on and off [s]
W - can use 'wiz' and 'wizchat' (even ordinary users) (superusers can anyway)
n - does not hear wizchat things said, but can write them,
    (only applies if you are superuser or have W flag set)
