SHAREIn this episode, we sit down with Ethan (Bucky) Buchman, co-founder & CTO of Tendermint, to talk about testnets. We look into what they are, what purpose they serve and cover examples from Bitcoin, Ethereum, Cosmos and Polkadot. Links Testnets on Karl.tech The latest gossip on BFT consensus Bitcoin Testnet Ropsten Testnet Kovan Testnet Rinkeby Testnet Join the Cosmos testnet Join the Polkadot testnet ← Previous Episode Next Episode → RECENT EPISODES Bringing ID Onchain with SelfPrivacy,ID,Wallets02.07.2025 ZK in Sui & zkAt with Kostas KryptosResearch,DeFi,ID,Wallets25.06.2025 AI and ZK Auditing with David WongResearch,ZKML,Ecosystem18.06.2025 check our ZK JOB boards