could this have something to do with this?
Sadly Tanaka-san does not believe the Wii hardware would be able to cope with Final Fantasy XI, which was sad to hear since the game has already appeared on the far inferior PlayStation 2. When pressed on this matter, it was revealed that the problem lies more with Nintendo’s current online stance – not wanting people to interact online without the aid of Friends Codes. However, the key point to mention is that Square Enix is currently in talks with Nintendo about resolving this point of contention!