[1] No impediment for them. It's an impediment for me when the car in front of me is clearly being driven by somebody blithely following the computer's instructions, with little if any anticipation of successive turns, and so driving slowly and even erratically.
And yet, this has nothing to do with the ICE itself, and everything to do with the greed of the Ethyl Corporation and the generation of corrupted minions that knowingly enabled their disastrous scheme.
My question was what do cars let us do now that we couldn’t before.
We moved heavy objects and traveled long distances long before cars.
(Numbers have been entirely fabricated, feel free to send adjustments.)
For example, I can take my kids to visit their cousins for the day and make it home by bedtime.
LA to NY is a long roadtrip, but you can do it in 2-3 days with a few friends to rotate drivers. Walking that is a months long journey with a very real risk of death if you don't have a support vehicle.
They make it easier and faster, but don’t add new capabilities