3D is not the new technology, the old red-blue anaglyph technology is with us for many years and currently being replaced by new not-so-head-blowing technology in polarized lighting, glasses free parallax barrier and lenticular displays. I am not a big fan of 3d movies, simply because my eyes and head requires day(s) to recover after it, but 3D photos are very much usefull and I enjoyed them very much in everyday surfing the net (I always have a pair of glasses, usually came with some kids magazines). NASA's recent Mars robotic exploration has tons of galleries of 3D images that really help understanding the scenery much better. Years ago I learned to create these photos and first instruction I found was at NASA Jet Propulsion Laboratory: https://mars.nasa.gov/mars3d/3DImages.cfm 3D photo created from two images, angled with a couple of centimeters The only downside is you have to take two images very quickly, especially when taking photos of children or any movi...