For the simplest of builds, 7-segment display modules usually get dug up from ... [rhoalt] had neither, but he did have several 8 LED Neopixel rings lying around. So he thought of experimenting ...

What do you do with 144 7-segment displays? If you’re [Frugha] you put them all together to create an epic clock. Each display has 8 individual LEDs — 7 segments, and a decimal point.

seven-segment display (Image courtesy of LXD, Inc.) In their natural state, liquid crystals line up with the orientation "rubbed" into the front and rear glass panels. The rubbings are microscopic ...