People actually drove these cars, pulled up, got out, and aquarium scenes just started playing on their windows, according to the description on this Youtube video. Why? Because Dubai.
TricPlate is a $550 electrochromic license frame designed to obfuscate license plates for "car show use" and "off-road applications." Definitely not designed for on-road applications like avoiding ticketing by speed camera. No way. Available for show motorcycles and show cars.
Starting in the 1930s, Zoltan Glass followed Mercedes, Auto Union and other makes to tracks like the Nurburgring and Avus circuit, capturing some of the most famous cars and racers of all time. Moderately NSFW gallery of his work below.