They settled on a programmable LED board. It can display whatever you want ... Which means that's a lot of lights and that's a lot of soldering. Here's how they did it. First Attempt Mark ...

The RGB LED sign made by [Hans and team] over at the [Hackheim hackerspace] in Trondheim is a testament to this fact. As you would expect, the WS2812 RGB LEDs illuminate the sign. In this ...