And on a super cub, which is also a piper, when the electrics are out you lose the radio. That's all. Because that's all there is to lose. No stall warner, mechanical flaps, no navaids on ours, just fun to fly.
Once ran it for six weeks with no functioning generator.
Charged the battery from time to time for starting, as hand swinging with shower of sparks mags is a royal pita.