Advanced Technology: Smarter cars
Following up very close to 5 years later, it's nice to see we are actually getting somewhere on this:
http://www.newscientist.com/article/mg21328585.300-driverless-cars-ready-to-hit-our-roads.html
I think the legal issues around who's going to be covering a liability claim when the car was driving and hits someone is going to be one of the biggest hurdles.