Power and Volume DOWN would make infinitely more sense for “power DOWN” function.

No thanks, a little lotion and I can get myself off for free.

Laymen with no understanding here. Obviously there were other mistakes, all of which make sense to me on a rudimentary level, but the first mistake you listed was him using wifi? What is the more secure alternative? Or do you just mean sending data directly over a true wifi connection and not using TOR or another medium?