How to Protect Your Car From Intruders?

I was going to say, who cares about the infertainment system? But if you made the screen flash and the radio be super allowed, i would probably have a very difficult time driving. Shouldn't there be like a hard fire wall between entotainment and functionality of the vehicle as a vehicle? The enfortainment should be taped to the dash and that should be the inner face tape. Right now, you have a phone oto your car, and i'll tell you if your door is locked, and you can locket y or whatever. Which that seems like the scariesa scaries attack surface to me,. I'd figured that it makes more sense to do that