I made this! Technical background and build log is here: http://hackaday.io/project/3533-christmas-orchestra http://hackaday.io/project/3533-christmas-orchestr

I made this! Technical background and build log is here: http://hackaday.io/project/3533-christmas-orchestra http://hackaday.io/project/3533-christmas-orchestra It's an Arduino RAMPS board (designed for driving 3D printers) driving four floppy drives, three scanners, and a printer.