Audi has released new details about its 2014 A8, ahead of its debut on August 21st. Set to grace the stage in Frankfurt, the facelifted model will feature new turn signals that consist of 18 LEDs in the headlights and 24 LEDs in the taillights. When the turn signal is activated, the diodes are sequentially illuminated - from the inside outwards - in the desired turning direction. Audi says this has the "potential to significantly enhance traffic safety" as the lights "provide a visual signal that can be clearly and quickly perceived." Looking fairly ...