#1 You're telling me you actually like sitting around buffing other people?
#2 How about this, it has to be tradeskilled from an instruction disc instead of a nano crystal ... that way you can't run to the shop and buy something, then tradeskill it out.
As Paf already said, its just an idea right now, there's plenty of time for fine tuning. Don't just dismiss the idea right off the bat because its not perfect.