Audi, well-known for it's nighttime LED auto lighting shows, continues its expertise in that art. They experimented with OLED and AMOLED (active matrix organic light emitting diode) arrays as a fresh development for safety and customizable/personalization designs. Audi just creates moving objet d'art on our roads.
Audi Dips Into its Tech Bag and Shows All Sorts of Goods at 2013 CES, Including OLED Lights - Carscoop