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 RECENT EPISODES Quantum Punks with Alex and NicolaQuantum,Payments,Hardware07.05.2025 Lattice-based ZK Systems with Vadim LyubashevskyResearch,Quantum30.04.2025 Building ZK Registries Onchain with RarimoWallets,L2's,ID23.04.2025 check our ZK JOB boards