I'll take all that crap on my daily driver any time. Doesn't bother me a bit.
If it's on my weekend warrior though, there better be an option to turn any kind of assisted braking or stability control off. There usually is that option, so whatever works I guess.
Why are privacy people against the black boxes? They don't monitor your vehicle information and send it to anyone in real-time do they? If they don't who the hell cares?