Can you explain how this is different than, say, cars? If a car disastrously fails, the consequences may be much, much worse. Would it be less sinister if Ford

Can you explain how this is different than, say, cars? If a car disastrously fails, the consequences may be much, much worse. Would it be less sinister if Ford required all authorized Ford repair shops to be audited up to five years after they stop working on Ford cars?