520
People are getting fed up with all the useless tech in their cars
(www.theverge.com)
This is a most excellent place for technology news and articles.
I think the driver should definitely have radio controls, just not through a touch screen. Passenger touch screens should be for their entertainment and their own heating/cooling settings. I think the passenger controls should have nothing to do with the way the car drives and handles, or headlights, wipers, anything like that.