Google to build self-driving cars. 100 prototypes at first to experiment with, and they will be limited to 25mph.
"We’re planning to build about a hundred prototype vehicles, and later this summer, our safety drivers will start testing early versions of these vehicles that have manual controls. If all goes well, we’d like to run a small pilot program here in California in the next couple of years. "
http://googleblog.blogspot.com/2014/05/just-press-go-designing-self-driving.html