Have not authenticated and have no idea who this is or where he was speaking.....
@Jdavislmt
Much clearer version, but with some added background music:
https://youtu.be/y5TjkjqalPI
Much better.
Thx 
@Jdavislmt Thx for the original posting.
@csamu Thx for your posting too, it's much easier to understand (& bookmark too).