I have driven quite a few different cars, and I have never had trouble finding the button by simply scanning the actual visible controls, except in a Tesla. (S

I have driven quite a few different cars, and I have never had trouble finding the button by simply scanning the actual visible controls, except in a Tesla. (Some cars don’t gave have a defogger, in which case one will obvious never find the button. This is unlikely in a current or remotely recent production car…)