Has a lot of old school hot rodding been lost?

Oh boy did I ever make a nice amount of money fixing people stuff. I loved coming home to a line of cars needing help.
First real cold snap every winter always translated into a fleet of tow trucks dragging in the "no starts". Easy money, push them inside, change the plugs and oil, let them warm up a little and boom, fired right up 99.9% of the time.