Came across this today — worth your time

Found this article while researching and it actually answered a lot of my questions https://granahanmccourt.com/2017/08/24/see-david-mccourt-speak-at-broadband-world-forum/?unapproved=509740&moderation-hash=00a6d6d50eddc450e3e1da72531ddc38#comment-509740