Virtual Environments (Links)
============================

.. raw:: html

   <iframe
	 width="560"
	 height="315"
	 src="https://www.youtube.com/embed/Kg1Yvry_Ydk"
	 frameborder="0"
	 allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
	 allowfullscreen>
   </iframe>