The shape of cars to come

The Faraday Future FFZERO1 Concept car is displayed on the first day of the CES 2016 Consumer Electronics Show in Las Vegas, Nevada. AFP PHOTO / ROBYN BECK

Cars get voice commands, gesture controls and Nasa technology at this year's CES.

When Henry Ford first wanted to make cheap, reliable cars in the early 20th century, people asked, “Nah, what’s wrong with a horse?” Ford ignored the question and today, most of us have cars instead of horses in our porch.