Ifyoujump intoablack hole, yourmassenergywill bereturnedtoouruniverse, but inamangledform, whichcontainstheinformation about what you were like, butin an unrecognizablestate.
He recently used an ax to cut through the ice in the pond next to the sauna, making ahole so that "saunalised" competitors could jumpinto the icy water after their time in the hot room, to win extra points.