   exports.fire = (stimulusName, memo, context) ->
     list = subscribers[stimulusName]
 
-    return exports if list is null
+    return exports if not list
 
     event =
       running: true

      responder = stimulusName
      stimulusName = ""

    [simpleName, namespaces...] = _.split stimulusName, '.'

    if simpleName isnt ""
      kullSubs simpleName, namespaces, responder

    return

  addSub = (stimulusName, addFirst, responder) ->
    [simpleName, namespaces...] = stimulusName.split '.'

    subscriber =
      stimulus: simpleName
