I think they should distinguish between controls and settings. Settings are great on a touchscreen. A wide variety of options, easily navigated to and explained. They suck on physical buttons, it ends up being like setting the time on a VCR. Controls on the other hand deserve physical buttons. Or levers. or dials/knobs/spinners. It should depend on muscle memory, and the type of control. I also thing driving status s…
Driving controls are all available on the stalks and wheel, volume is adjustable from the wheel or the centre console, all physical buttons, levers, or scroll inputs, unless you need to change a setting using the trackpad. The only thing that's missing is wheel control for skipping tracks :P.