For a while I wanted to make a simple chording interface for the wiimote, mostly for performing cheesy cover versions, but the laziness inside of me won, and ended up sleeping with my arm pillow. This one uses the circle of fifths as different radial positions on the directional pad, button A to play a chord, button B to change the triad to minor.
This one needs GlovePIE, my most recent pie->OSC script is included.
With a bit of Spanish 80s sensation, Heroes del Silencio:
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