I sincerely hope the inventor is a prop-maker for some movie/ stage production,
otherwise he'd better take his medication and/ or seek counseling.

Seems like Hi-Amp at 40 - 60 VDC - is the contraption hooked up to a stick welding inverter?
His holding the seemingly uninsulated thingies in each hand makes me REALLY uneasy.

Some (other) poor Darwin Award candidate will perhaps copy this "amazingly cool tool",
feeding them straight from the mains or thru a scrounged Microwave x-former.
Go figure.