Mercedes-Benz's new self-driving tech is turning up the heat on Tesla

They have been experimenting with "auto-pilot" for cars for years

https://web.archive.org/web/20110630104552/http://media.vw.c...

"Everything else that's been done and commercially available has always required a human to pay attention. And Mercedes is saying for extended periods you don't have to do that," Smith said. "That upends a century plus of motor vehicle development."