code: function _Platform_dispatchEffects(managers, cmdBag, subBag) {
      var effectsDict = {};
      _Platform_gatherEffects(true, cmdBag, effectsDict, null);
      _Platform_gatherEffects(false, subBag, effectsDict, null);
  
      for (var home in managers) {
        _Scheduler_rawSend(managers[home], {
          $: "fx",
          a: effectsDict[home] || { i: _List_Nil, j: _List_Nil }
        });
      }
    }
docs: PIPE BAGS INTO EFFECT MANAGERS