Add link to recording

README.md

@@ -5,11 +5,13 @@
 This repository contains the Pluto notebooks of the presentation
 **Julia for Materials Modelling**, originally held on the 24th May 2023
 at EPFL (see [this memento](https://memento.epfl.ch/event/julia-for-materials-modelling-2/)
-for more details).
+for more details). A [recording](https://www.youtube.com/watch?v=dujepKxxxkg) is available
+[on youtube](https://www.youtube.com/watch?v=dujepKxxxkg).
 
 The Pluto notebooks try to address the **suitability of Julia** for atomistic materials
 modelling and they provide an overview of the **current state** of Julia tools
 in this field.
 
 Feel free to take a look at the
-[pre-rendered static website of the notebooks](https://mfherbst.github.io/julia-for-materials/).
+[pre-rendered static website of the notebooks](https://mfherbst.github.io/julia-for-materials/)
+or the [recording on youtube](https://www.youtube.com/watch?v=dujepKxxxkg).