diff --git a/Update-Pixelator-Version.-.md b/Update-Pixelator-Version.-.md
index 7ca9f1e..d844693 100644
--- a/Update-Pixelator-Version.-.md
+++ b/Update-Pixelator-Version.-.md
@@ -9,7 +9,9 @@ drwxr-xr-x 14 control control 4096 Aug 22  15:07 stxm-20250822
 lrwxrwxrwx  1 control control   13 Jul  4  22:54 stxm -> stxm-20250520
 ```
 
-At PolLux, we use 2 different links together with startup scripts for a _stxm-stable_ and a _stxm-test_ version:
+An advantage of this strategy is that one can easily switch back and forth between versions so that one can go back to a previous (working) version if there are problems with the newer version.
+
+At PolLux, we use 2 different links together with startup scripts for a _stxm-stable_ (known to work) and a _stxm-test_ (latest) version:
 ```
 control@x07da-stxm-1:~/work$ ls -l
 total 20
@@ -22,6 +24,8 @@ lrwxrwxrwx  1 control control   13 Jul  4 22:54 stxm-stable -> stxm-20250520
 lrwxrwxrwx  1 control control   20 Aug 13 17:33 stxm-test -> ./stxm-20250813-russ
 ```
 
+
+
 # Download New Code
 
 The new code can be downloaded from `gitea.psi.ch`. There are 3 ways to do this: