[Must Watch] Great New Documentary About Cryptocurrencies From Mike Maloney

Just watched this great documentary from Mike Maloney. He is a gold and silver bug, but he gets Bitcoin and he travels around the country in order to get a grasp of Bitcoin and also what might replace cryptocurrencies in the future. That is something called Hashgraph. Here is the definition of Hashgraph:

"Hashgraph is a data structure and consensus algorithm that is faster, fairer, and more secure than blockchain."

Here is the video:

What are your thoughts? Do you know anything about Hashgraph?