Had to look up a less jargon-loaded description and found this video:
<a href="https://youtu.be/7YWbY7kWesI" rel="nofollow">https://youtu.be/7YWbY7kWesI</a><p>For french speaking: <a href="https://youtu.be/47qiwqKRef0" rel="nofollow">https://youtu.be/47qiwqKRef0</a><p>Fascinating.