Worth noting that a Tesla has contactors, but they remain closed all the time for owners who use 'sentry mode' or any of the other features that require the car

Worth noting that a Tesla has contactors, but they remain closed all the time for owners who use 'sentry mode' or any of the other features that require the car computer be kept awake. A switch that never switches is just a waste of weight, money, space, resources, etc.