It is clever, since it doesn't require any maintenance. But i hope lag will be minimal during battles, because if i had to choose between monthly pay and massive lag between battles, i'd rather pay $10 a month to be honest.
"The flower of friendship blooms even in hell. On the sand where waves come and go, it leaves its petal as a memento. We will make it bloom again someday, The Okama Way!" - Mister 2, Bon Clay