What is a Lightning Node ~ Bitcoin to the Max
World Crypto Network
Lightning Network is a proposed implementation of Hashed Timelock Contracts (HTLCs) with bi-directional payment channels which allows payments to be securely routed across multiple peer-to-peer...

https://relay.towardsliberty.com/91be8912886344887099799293d9b7542b915beb2d25845cc0da7a477d236fc2.mp4
https://www.youtube.com/watch?v=PW-7Y9VRm9Q