You know how many times I have tried to operate a touch screen in a car (as a passenger) and get that untimely jiggle which causes me to hit the wrong spot on the screen?
Congratulations! You are now the proud owner of 4200 pair of mismatched socks!
Dang it!
I can hear it now,...
Co-pilot: "Would you mind holding the plane still while I do this?"
Pilot: "Suuuuuurrrrre".
Give me a button, knob, switch handle to work with any day over a touch screen.