Wow, that's a pretty good idea and I bet it'd work pretty well, other than being completely unacceptable.
Wow. We could try it out large scale by putting one on all Iraqis over the age of 8. If it worked well to reduce violence, we could then put in on all Americans. Not just people flying on airplanes. Being less sarcastic, isn't it a sort of enhanced version of what some criminals wear when they are restricted to their house. Still frightening stuff.
I want this hacked for the 7 y/o kicking the back of my seat. Zap! That tickling your Elmo, kid? Seriously.... this ain't happening.