You're proving the previous commenter's point. VW doesn't want liability. They do not care about "security" just liability.
When they leave the "security" to the platform they can blame them in a lawsuit.
When they leave the "security" to the platform they can blame them in a lawsuit.
Maybe they rather be lazy and be able to shift blame, even without much legal recourse.
This is... obviously not true?
If you could (somehow) meaningfully damage a car via the app, do you think VW wouldn't be liable because of the Google Play developer ToS?
[]: everything may very well not be a thing but people like to pretend it is