Mercedes' Vision Tokyo is a vast self-driving party lounge

Picture the scene. You're standing in the neon glimmer of downtown Tokyo and, silently creeping through the crowds, comes a Blade Runner cyborg badger with a Mercedes-Benz badge. Latest in the German marque's outlandish concept cars, the autonomous lounge pod, dubbed Vision Tokyo, borrows the styling cues - not to mention the self-driving technology - from the F 015 Luxury …