Automobiles have long had speed limiters built in to cap their top speed at well over 100 MPH, but they couldn’t prevent speed demons from exceeding road-specific speed limits. Ford may have addressed this problem with a new technology they implemented in the S-Max. It scans traffic signs and adjusts the throttle to help drivers stay at or under speed limits. It was revealed in Germany, but will be available worldwide.
A temporary override is possible by pressing the accelerator pedal firmly. Aron Smith from Local 12 said that appears to be a step towards driverless cars, which is true. This will likely be a very helpful benefit of driverless cars, as it is people that speed, not cars.