Context on the Music Mouse: <a href="https://en.wikipedia.org/wiki/Music_Mouse" rel="nofollow">https://en.wikipedia.org/wiki/Music_Mouse</a><p>A demo of the original: <a href="https://youtu.be/D-mmEvGOopk?si=AWKchzMhuYx9RaGa&t=33" rel="nofollow">https://youtu.be/D-mmEvGOopk?si=AWKchzMhuYx9RaGa&t=33</a>