diff --git a/textarchive/vlib001.pl b/textarchive/vlib001.pl
index 9dc70f7be3043e41da1d7872dfb7770ff01324a7..fc4b6a98e8982f055c921a95a8387dc005d0e361 100755
--- a/textarchive/vlib001.pl
+++ b/textarchive/vlib001.pl
@@ -540,3 +540,8 @@ __END__
       file metadata in one place and let other hashes point to that
       place.
 
+=head2 embedded databases?
+
+  * maybe embedded MongoDB would be a nice alternative to the full
+    blown service base MongoDB backend
+