Regarding EVs: That's already implemented that way. Once EVs start braking more than "expected from roll resistance" the braking lights come on. I think there

Regarding EVs: That's already implemented that way. Once EVs start braking more than "expected from roll resistance" the braking lights come on. I think there were also bugs on some Hyundais where they wouldn't stop or start or whatever, but I think that was sorted. With my Skoda I can see the braking lights go on when I change a higher regeneration step.