Familiarity may be a factor, but not a sole one. The RAV4 we had for 4 years now - I'm thoroughly familiar with the UI, and parts of it are still completely no

Familiarity may be a factor, but not a sole one. The RAV4 we had for 4 years now - I'm thoroughly familiar with the UI, and parts of it are still completely non-sensible. Like yourself, before COVID I traveled and rented cars frequently; there are some UI choices that are inherently poor or against my priorities/workflows and they'll never be right. I could list them, but now we'd be into rant territory... :-/