PEEPER on Instagram: "This static wall turns into a living animation the moment a train races past it! This installation uses the same visual principles as early zoetropes, where individual frames are spaced with mathematical precision along a surface. As the train moves at a steady speed, each window briefly reveals one frame at a time, acting like a mechanical shutter that isolates every image just long enough for the brain to process it. Persistence of vision then takes over, stitching those