"Once it works properly, you won't need to spend anything at all on marketing... people will flock to it in droves." I agree. However this really remains to b

"Once it works properly, you won't need to spend anything at all on marketing... people will flock to it in droves." I agree. However this really remains to be seen. If Waymo got everything working as right as they could it might still fail. This is a culture shift you're talking about, and even when past tech has required less to shift some has failed.