Hands-on: Audi Smart Display 10.2-inch tablet to control your radio from the backseat (video)

German car maker Audi has debuted its 10.2-inch Smart Display tablet at CES 2014 in Las Vegas, which it hopes will lead to a better in-car experience. It connects to an Audi via Wi-Fi, letting passengers in both the front and back seats control the car's...