The Next Frontier: Thought as a User Interface.  "By wearing brain signal-reading equipment a driver can control the car to go forward, backwards, come to a stop, and both lock and unlock the vehicle, all without moving their hands or feet. ...
     The equipment comprises 16 sensors that capture EEG (electroencephalogram) signals from the driver’s brain. They developed a computer program that selects the relevant signals and translates them, enabling control of the car."

[1] Article: https://www.yahoo.com/tech/chinese-researchers-unveil-brain-powered-165003895.html