This is a "Wild Mass Guess" entry, where we pull out all the sanity stops on theorizing. The regular entry on this topic is elsewhere. Please see this programme note.
Final Fantasy XI
Absolute Virtue is Square Enix's way of testing for exploits to get rid of.
Think about it: When somebody discovers a Good Bad Bug that allows them to take out bosses easily, they're bound to put it to the ultimate test against the ultimate boss. Square Enix can watch like a hawk and get rid of any unfair methods used, and all because it knows the Lord British Postulate.