the "the house is burning down and firemen will die" discount,
along with
the "oops I dropped the hair dryer in the sink and died without ground faults" discount
Or the "the microwave blew a fuse that killed my work computer, so I lost my job" discount
the "the pilot light doesn't work well, so carbon monoxide" discount.
The "stairwell is only loose here" discount, "the deck is fine for 2 people to stand in that corner" discount
We should have higher standards for "investment" operations than 30 years out of safety standards