Ever wondered why car ergonomics have gone down the drain as touch screens replaced buttons to drive down costs? This reader comment on an FT article on the topic says it all.

@CoolSWEng Tesla originally used a big touchscreen because they couldn’t afford to have tools and dies made for injection molding of all these controls. Then everyone else cargo-culled them because it looks cool.

In Europe at least, cars won’t get a five star rating if they don’t have sufficient physical controls:

https://etsc.eu/cars-will-need-buttons-not-just-touchscreens-to-get-a-5-star-euro-ncap-safety-rating/

Cars will need buttons not just touchscreens to get a 5-star Euro NCAP safety rating

The consumer vehicle safety rating organisation Euro NCAP has announced changes to its protocols from next year to require physical controls for key functions. Matthew Avery…

ETSC
@fazalmajid @CoolSWEng That's a start, but they shouldn't be street-legal without physical buttons or with the presence of a screen in the driver's view except for the sole purpose of displaying backup camera.