In this currents episode, Charles Hoskinson talks with Jim about the history of blockchain projects, his history with the Ethereum project and what led him to found Cardano, a 3rd gen project. They cover interoperability & decentralization, other projects & protocols, transactions per second considerations & dubious relevance, downside of proof of work & mining, Cardano's innovation via robust theory & strong engineering, Bitcoin inefficiency & scaling issues, the challenge of deeply understanding Cardano, comparing programming languages for blockchains, network effects, ecosystem considerations & their impact on tech adoption, addressing social media radicalization & moderation issues, and much more.