PvP is so a small part of AO
The threads on these boards show it
The disgust at changes to the PvM experience to make PvP better.
If I wanted PvP, I would be playing (insert long list of Doom, Quake, CS, UT, etc...) type games
Do what other games have done - make a PvP server
RK-PvP 0% gas zones everywhere
and watch how little of your customer base flocks to that server