It's a skill that plenty of bards use openly in day to day combat, I know for a fact Camaris uses it to force thieves out of sewers. It also has an EXTREMELY simple defence.
Secondly, I think, you should leave your Cramped Shack once in a while, and discard of the advantages gained from the divine globe. Without them, as we saw earlier, it's clear who is the incompetent one.
Written by my hand on the 17th of Eleuthral, in the year 1217.