Hiding Images in Plain Sight An Article by Matt Ferraro mattferraro.dev I recently made a physical object that defies all intuition. It's a square of acrylic, smooth on both sides, totally transparent. A tiny window. But it has the magic property that if you shine a flashlight on it, it forms an image. caustics
Like trying to cure obesity by loosening your belt “Trying to cure traffic congestion by adding more capacity is like trying to cure obesity by loosening your belt.” Andres Duany, Elizabeth Plater-Zyberk & Jeff Speck, Suburban Nation Induced demand transportation