http://forum.square-enix.com/ffxi/threads/52778-incorrect-automaton-ws-damage
This thread, which I cannot reply to, by Urmom is based off a complete fallacy.
Pet pdif has never capped at 3.0
It has always intentionally been 4.0. No bug here.
I couldn't find a PM option, so I figured I'd post it here. Its a complaint based off bad information.