anchor.diff:  
     Duration currentOffset() => interactionMngr.currentOffset;
   
  -  group("starting a script with saved events", () {
  -    test("triggers saved events in order", () {
  +  group("Running a script with saved interactions", () {
  +    test("replays saved interactions in order", () {
         var occurred = [];
   
         persistence.saveInteraction(
  
positive.code: 
    @override
    void run(String action, Map<String, dynamic> parameters) {
      _module._ctrl.add(action);
    }
  }
  
negative.code:       expect(occurred, equals(["first", "second"]));
      });
  
      test("replays saved interactions with original offsets", () {
        var times = {};
  
        persistence.saveInteraction(
  