ref: 81cd5a1a4b808fc39e5e2e13c2487aafd6c60206 dir: /bin/mpi/
#!/bin/rc rfork n ep=ep9.4 ! ~ $#* 0 && ep=$1 games/dmid -s /dev/usb/$ep/data | games/opl3 | norm 5 >/dev/audio