Of course, there’s nothing unusual about using 7-segment displays, especially in a clock ... a 3D-printed case and an Arduino Nano coupled with a DS1307 make the clock part work.

Sam is now experimenting with a seven-segment display on a flex PCB that folds up into a 1208 footprint. He is attempting to fold the resistors and a ATtiny20 microcontroller into an “origami ...