However, even if he is proved right in terms of developing the technology, there are two other big barriers to overcome: regulatory approval, and drivers' nervousness at ceding control entirely to a computer.Carmakers have had to become adept at handling mountains of regulations and fending off liability lawsuits.
The vestiges of the lousy quota system, mountains of regulations detailing the specifics of work visas, restrictions on changing firms, E-Verify, and unimaginably silly regulations make the American immigration system a big-government mess alien to the philosophy of the Founders.
Not only is there an entire language of acronyms to be learned, there are mountains of regulations and countless procedures that, no matter how modest the job, must be followed by each employee in order to safely move millions of travelers and their things from place to place, every single day.
Despite the acreage and lack of people, as well as mountains of regulation in California, Westerners drive further and use more resources than their cramped Eastern cousins.
In his confirmation hearings in September, he told a Senate committee that he would make it a priority "to streamline and cut back" a mountain of burdensome regulations that discourage banks from lending to consumers.
With smaller firms free from the mountains of EU regulations they could actually make more money, says the anti-EU camp, with think tank Bruges Group claiming withdrawal from the union could create one million new UK jobs.
Successive governments have passed a mountain of laws and regulations outlawing burning, yet enforcement is so poor that people carry on regardless.
The sudden release of energy in the Earth's crust creates seismic waves that can move mountains; financial crises can lead to the upheaval of regulations in place for years.
What about the benefits of regulations?
