diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index 95feb91..c2cd52e 100644
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -99,6 +99,7 @@ final class BackendController extends Controller
      * @param ResponseAbstract $response Response
      *
      * @return void
+     * @todo: this is slow maybe cache it per user? or maybe push it into one large language file which is stored in this module?
      *
      * @since  1.0.0
      * @codeCoverageIgnore
@@ -108,6 +109,7 @@ final class BackendController extends Controller
         $languages = $this->app->moduleManager->getLanguageFiles($request);
         $langCode  = $response->getHeader()->getL11n()->getLanguage();
 
+        // @todo: this should be in one file I guess? or will this be worst because getLanguageFiles currently only returns a subset of all files?
         foreach ($languages as $path) {
             $path = __DIR__ . '/../../..' . $path . '.' . $langCode . '.lang.php';