Musician and sound designer José Luis González Castro has a lot of experience with video game sound effects and creation, which paved the way for his current project. Castro is working to develop an 8-bit, reprogrammable modular synthesizer, which he dubbed the miniMO, that's almost entirely 3D printed. Every piece of the synthesizer, even the breadboard, was 3D printed, with the exception of the components. Castro's goal was to make an affordable modular system, and all of the pieces and components are open source and open hardware. He explained that 3D printing technology was vitally important to the development of his miniMO model. Read more at