> I think an in-car breathalyzer which gates the ignition would also save a lot of lives.

> Most people agree that kind of manufactured paternalism is an overreach and would be against its introduction.

Congress already passed a law in 2021 to start the process of requiring alcohol impairment detection in new cars around 2030 - the HALT Drunk Driving Act. It had broad, bipartisan support. I would say "most people agree" does not appear to be the case.