Despite what Musk and other futurists and technophiles say, both inside the automotive industry and out, autonomous vehicles (also referred to as self-driving, robotic, or driverless vehicles) have some hurdles to clear.

Source: blog.caranddriver.com

I think the industry really understands the hurdles, but is willing to take them on because there is a lot of money to be made along the way, and that seems ok.