Exactly. It's people like him who force developers to implement foolproof mechanics into games.
Uggh, tell me about it. Quest items can't be removed (I don't wanna give the damn claw back, grr!).
Some NPCs can only be killed by the player, not by hazards, thus keeping no-kills runs from finishing a HUGE amount of quests.
Hell, five bucks says that the relative simplicity that all the faction quests have is because of some whiny git who didn't like all he had to go through to EARN his place in the world.