I think you beat me. That's the worst residential I've seen.
Here is another good one;
It may not have wire run through air or Zinsco but it does have some great hack work including;
-multiple wires under one lug
-using a starter panel as a kind of 480V sub panel
-and 10 gauge on a 100 amp OCPD

yes the door interlock
has the 100 amp feed from the meter/main and the 277V lights and 120V
transformer Disco. connected right to that.
I was there to do this and only this:

Don't have a picture with the straps on the 1/2" EMT