New Toyota car owners will need to pay a $8/mo so their key fob can remote-start their car. Cars before 2018 are excluded, because their internal 3G networks are about to go offline, disabling Toyota's remote control. https://arstechnica.com/cars/2021/12/toyota-owners-have-to-pay-8-mo-to-keep-using-their-key-fob-for-remote-start/
Thought experiment: what would a car maker need to be able to do to your car remotely, before you no longer felt that you owned it?
I was about to post https://arstechnica.com/cars/2021/12/toyota-owners-have-to-pay-8-mo-to-keep-using-their-key-fob-for-remote-start/
...but I now see that's what started your thought experiment
@kyle anything at all.
@kyle https://www.theverge.com/2020/2/6/21127243/tesla-model-s-autopilot-disabled-remotely-used-car-update