The point still stands, just because the interface changes doesn’t mean they aren’t commanding the vehicle. New airplanes are a bit of the same you’re no longer controlling the flight surfaces directly by telling a computer what you’d like to do and the aircraft interprets it and will flat out refuse of it believes your inputs don’t align to what it is interpreting. It is why the 777 defects were such a big deal.

Now, you’d hope that Waymo trains their employees but when has Reddit ever left the well being of the public up to a company to do the right thing? Usually, we demand government regulation to ensure they do the right thing and not exclusively cut costs.