ref: be0f4f860ae1a68a054c0d740b4c9ed9c3a2e486 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 !