Two typographers ( Pierre & Damien / plmd.me ) and a pro race pilot (Stef van Campenhoudt) collaborated to design a font with a car.
The car movements were tracked using a custom software, designed by interactive artist Zachary Lieberman. ( openframeworks.cc )
Here’s the video, When Driving Becomes Writing (iQ Font: The Making Of).
I recall BMW doing something like it, but with paint. Here’s the video they released for the Z4.
Meanwhile, you may download the iQ font here. You may also click on the following thumbnails to view the results: