sS dm_ai_listAudioSourcesWithoutMonitors() {
  Cl l = cast dm_requireAndCall("#1020375/ListAudioSources", 'list);
  l = filter(l, x -> !containsPhrase(getString description(x), "Monitor of"));
  ret ai_thereAre("audio source",
    map(l, x -> appendBracketed(getString description(x), "index " + get index(x)));
}