Earlier quoted context omitted.
> I simply don’t want to talk to electronics. The privacy implications alone scare me away. No thanks. I think you should consider the tradeoffs here. Practical safety on the road today, where I don't die because I'm fiddling with buttons, trumps theoretical unmeasurable fearmongering about vague privacy concerns. The reality is that if Tesla were to record every command I ever give the car and post them online again…
Practical safety is a car that slows down when I'm moving too fast toward an obstacle because I am distracted. Talking to electronics does not increase practical safety.
Yes, a car that can slow down to avoid collisions is a form of safety. Seatbelts are another form. A car that does various things to avoid driver distraction is another form of safety. Just because you can think of a more immediate safety system does not make other increases to safety in some way "not practical" or "not real increases".
There are many things, small and large, that go into practical safety of a car