Earlier quoted context omitted.
Temperature settings have famously bad controllers. I guess it's because they are new, and car designers didn't have time to compete on quality of those yet. You can control the radio of any high-end 00's car without looking at the controls.
Back in the early 70s, before the energy _crisis_ when the speed limit had never been reduced below 70, everybody went 90 (and I passed everybody). Auto air conditioning was a great luxury to have, especially in the deep south on a multi-hour tollway through wilderness with no exits for miles on either side of the pavement. Of course gasoline was still commonly available with over 100 octane rating for prices less ex…
There was evolution. But it only happened when manufacturers would lose market share if they didn't do something that doesn't suck.
By its turn, nowadays cars are making it so that drivers must take their eyes out of the road to even look at the fucking speed indicator. We have seen some incredibly quick technology loss.