Ah yes, such overly smart features as… your navigation on the screen, your currently playing music app, and maybe a handful of driving specific apps.

It’s literally just the same stuff you would normally expect, but with the ability to install/change/update completely independently of the car.

Also not sure what the age of the parts of the car have to do with anything. Are you concerned your 20 year old tv is suddenly going to be sprouting an autonomous cellular connection and broadcasting your content to the internet?