This is by far the biggest reason to own a 3d printer. Even if you don't have any motors and just the microcontrollers, printing custom cases for them beats usi

This is by far the biggest reason to own a 3d printer. Even if you don't have any motors and just the microcontrollers, printing custom cases for them beats using Altoid or soap boxes. It can take a project from a "bunch of wires and solder" to "hey, this looks like something from a store"