Smart Cars, Intelligent Highways.

What smart feature would you like to have on a car that you own ? Why ?

I would like to have in my car a smart features  as a plane that it can fly and use air like combustible because, in our country the traffic is very hard and day by day the combustibles are more expensive.
 This are motives that , i want that my smart car can fly, use the air as  combustible for its function, and i can forget all problem traffic.
 With this sistem, it can have the capacity to active a motor for fly use the  air that produce.