static JComboBox dm_moduleSelectorComboBox(SimpleLiveValue<S> lvModuleIDAndName) {
  final JComboBox cb = jLiveValueComboBox(emptyStringPlus(dm_listModuleIDsAndNames()), lvModuleIDAndName);
  final ReliableSingleThread update = new(r {
    S selected = squareBracketStuff(selectedItem(cb));
    LS l = emptyStringPlus(dm_listModuleIDsAndNames());
    
    swing {  
      // TODO: change items while keeping popup open
      if (!cb.isPopupVisible() || !moduleSelector_sameList(getComboBoxItems(cb), l))
        setComboBoxItems(cb, l);
      setSelectedIndex(cb, indexOfStringWithSquareBracketStuffEq(l, selected));
    }
  });
  final new Var<AutoCloseable> listener;
  bindToComponent(cb, r {
    listener.set(vmBus_onModulesListChange(update));
  }, r { close(listener!) });
  awtEvery(cb, 60.0, update); // to make up for TODO up there
  ret cb;
}