anchor.diff:  
     @override
     FutureOr<TespResponse> palAddEvents(List<Event> events) async {
  -    await createEventsPerExperimentOrDeleteIntelliJLoggerEvents(events);
  +    await createEventsPerExperimentOrDeleteIdeaLoggerEvents(events);
       if (await pal_commands.isAllowlistedDataOnly()) {
         await _storeEvent(_allowlist.filterData(events));
       } else {
  
positive.code:    * If there are any events generated from the IDE logger,
     * find each experiment that is interested in these events
     * and record a copy of the vent for that experiment with
     * the experiment fields properly recorded.
     *
     */
    void createEventsPerExperimentOrDeleteIntelliJLoggerEvents(List<Event> events) async {
  // the where call is async but there seems no way to add the async keyword
  // so it fails.
  //    List<Event> ideaLoggerEvents = await events.where((event) =>
  //      event.groupName == "**IntelliJLoggerProcess");
  
  // This version works.
      List<Event> ideaLoggerEvents = [];
      events.forEach((event) {
          if (event.groupName == "**IntelliJLoggerProcess") {
            ideaLoggerEvents.add(event);
          }});
  
      if (ideaLoggerEvents.isEmpty) {
        //print("no logger events. Keeping all");
        return;
      }
      var experimentsWithIdeaLogging = await loggers.getExperimentsToLogForType(GroupTypeEnum.IDE_IDEA_USAGE);
      if (experimentsWithIdeaLogging == null || experimentsWithIdeaLogging.isEmpty) {
        //print("deleting all logger events");
        deleteAllIdeaLoggerEvents(events, ideaLoggerEvents);
        return;
      }
  
      createEventForEachExperiment(ideaLoggerEvents, experimentsWithIdeaLogging, events);
    }
  
    void createEventForEachExperiment(List<Event> ideaLoggerEvents,
        List<loggers.ExperimentLoggerInfo> experimentsWithIdeaLogging,
        List<Event> events) {
      //print("creating events for each experiment");
      ideaLoggerEvents.forEach((event) {
          bool firstExperimentNeedingEvent = true;
          experimentsWithIdeaLogging.forEach((experiment) {
  
negative.code:     //print("done with creating Events");
    }
  
    void deleteAllIdeaLoggerEvents(List<Event> events) {
      events.removeWhere((event) => event.groupName == "**IntelliJLoggerProcess");
    }
  
    void populateExperimentInfoOnEvent(Event event, loggers.ExperimentLoggerInfo experimentInfo) {
  