It's a mirror made of wood. As mad as it sounds, it actually works: Environmental Graffiti explains how it works: The concept is simple but formidably clever: a tiny camera gathers light and shape data, before sending it to a computer that processes it and uses hundreds of tiny electric motors to shift the wood blocks into the image in front of the device. Subtle gradations of shade are achieved by both the natural grain of the wood and the angle at which they are displayed, casting shadow if necessary. In other words, giant wooden pixels. While not useful enough to shave or...
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