ref: 283591fca2be9b3fcb88347d11f0c64f7b954d3a dir: /bin/metro/
#!/bin/rc rfork n cat <<! | mst | play -o /fd/1 | audio/pplay t $1 i 0 127 4 0c5 4 0c5 4 0c5 4 0c5 !