Update README.md

Author: baggepinnen

README.md

@@ -1,7 +1,7 @@
 # ModelingToolkitSampledData
 
 > [!TIP]
->  To be presented at JuliaCon 2024. https://pretalx.com/juliacon2024/talk/KGAKA8/
+>  Presented at JuliaCon 2024: https://www.youtube.com/watch?v=wL-jYQ_O9Nc
 
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