Waymo has hundreds of vehicles logging millions of self driving miles on the road. They have plenty of data. Tesla's "tunnels": I assume you are referring to

Waymo has hundreds of vehicles logging millions of self driving miles on the road. They have plenty of data. Tesla's "tunnels": I assume you are referring to elon's Boring Company? How many decades of tunneling do you think that will require before it even covers a fraction of routes people want to take?