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 ...

[king process] decided to show us how professional-grade LED signage is ... To that end, a 3D printer is the perfect tool for the job, as it lets the shop produce signs in any shape desired ...