You're not the only one who detests touchscreens in cars. Mazda agrees with you[0]. I think touch screens are primarily useful for complex interfaces and interfaces that change every time. But driving a car needs to be as easy and reliable as possible, because you need those eyes and brainpower on the road, not trying to figure out an interface.

[0] https://www.motorauthority.com/news/1121372_why-mazda-is-pur...