>"Shock therapy" and all the other cutsie titles they use for torture, can destroy brain activity.
If done correctly, there are numerous beneficial possibilities.
"Shock therapy" got a bad rep because of those who either did not know WTF they were doing, or the ones who were KNOWINGLY using it in a far moar sinister manner.
Tesla dindu nuffin. But he did constantly expose himself to his own type of "shock therapy". He just has a far better understanding in how to use the technology for beneficial purposes, rather than malevolence.