> If there existed a car with no entertainment system at all, and I just stuck a specially adjusted tablet in there, with industry standard connectors, everyone

> If there existed a car with no entertainment system at all, and I just stuck a specially adjusted tablet in there, with industry standard connectors, everyone would be happy, and if anyone hacked my entertainment system they would not be close to the important stuff I got my hands on a VW Up! in part because they decided to not bother with an entertainment system: you have a better one with your phone. So you get a USB port, a phone holder and an app if you really want useless crap.