static void updateBotSelector(final JComboBox cb) {
  thread {
    loading {
      L<ScannedBot> l = fullBotScan();
      setComboBoxItems(cb, sorted(map(l, func(ScannedBot b) {
        //ret "[" + b.address + "] " + b.helloString;
        ret b.helloString + " [" + b.address + "]";
      })));
    }
  }
}