Originally Posted by
DaDaDan
Instead of giving him evil eyes and saying incantations, you should have just told him you were trying to sleep and the tapping was bothering you. Then you could instruct him on the proper technique: light tap with your fingernail, not hard jab with your fist.
And made a new friend to boot!
Yep, the proper technique is not as if you are pushing a button; it's as if you're flicking something off your fingernail.