Wilfried Kopp, aka Chevdor, talks about Substrate and Polkadot, as well as his work with KI decentralized, a blockchain consultancy, and Polkabot, a chat-bot for monitoring the Polkadot network.
Substrate & Polkadot are new Blockchain technologies programmed in a rather new but ultra safe language called Rust. This article helps you get started with a full network running locally, without requiring any prio Rust knowledge.