static Iterable<DialogIO> talkToAll() {
  ret talkToAll("");
}

static Iterable<DialogIO> talkToAll(S searchPattern) {
  final L<ProgramScan.Program> list = quickBotScan(searchPattern);
  
  return new Iterable<DialogIO>() {
    public Iterator<DialogIO> iterator() {
      return new Iterator<DialogIO>() {
        int i;
        
        public boolean hasNext() {
          return i < list.size();
        }
        
        public DialogIO next() {
          return talkTo(list.get(i++).port);
        }
        
        public void remove() {
        }
      };
    }
  };
}