diff --git a/README.md b/README.md
index a7188b4..eabb5cc 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ I was looking at the ERCF MMU for several month now. What always kept me from st
 Proof of concept.
 
 https://youtube.com/shorts/HOMG8cVk_U4
+https://youtu.be/tTcrxttyths
 
 ## Good to know