And this stuff is exactly why it's a million times less fatiguing to drive a vehicle from 2020 over one from 1990, even if you control for almost every other va

And this stuff is exactly why it's a million times less fatiguing to drive a vehicle from 2020 over one from 1990, even if you control for almost every other variable by picking one that has changed minimally (i.e. a few panel vans and many medium duty trucks)