Originally Posted by
Niwashi
That's not strictly true. A standard subscription that allows multiple characters per world is more expensive than a basic subscription that only allows one. So we already are paying extra for the ability to have additional characters, even though it's not each one individually.
(Besides, the mail limitation was in place from the beginning, long before paid retainers were added to the game. So while retainer sales might now be a disincentive to changing the rule, they're not the reason for the rule.)