Split-flap displays! So satisfying[0]. Heres another video about just the split-flap clock[1], also very entertaining. [0] https://youtu.be/cj32w5z81Ak https:/

Split-flap displays! So satisfying[0]. Heres another video about just the split-flap clock[1], also very entertaining. [0] https://youtu.be/cj32w5z81Ak https://youtu.be/cj32w5z81Ak [1] https://youtu.be/ZArBfxaPzD8 https://youtu.be/ZArBfxaPzD8