volatile sbool conceptsAndBot_running;

static void conceptsAndBot() {
  conceptsAndBot(null);
}

static void conceptsAndBot(Int autoSaveInterval) {
  if (conceptsAndBot_running) ret;
  conceptsAndBot_running = true;
  
  try {
    ensureDBNotRunning(name);
  } on fail {
    mainConcepts.dontSave = true; // SAFETY
  }
  
  if (autoSaveInterval != null)
    loadAndAutoSaveConcepts(autoSaveInterval);
  else
    loadAndAutoSaveConcepts();
  dbBot();
}