 Okay, what happened next? Well, he had cramps, severe stomach pain, and according to his own account, an involuntary release of the bladder. But for some reason, he was unperturbed and inserted the electrode more deeply until a bright light appeared before his eyes. Seth, I wouldn't have the nerve to experiment on myself like that. I might not have any nerves left if I did an experiment like that. Right, well, self-experimentation was a hallmark of 18th century science.