Stephan Livera Podcast

Giovanni Santostasi, researcher and author of The Physics of Bitcoin, applies power-law and network theory to Bitcoin. He explains why Bitcoin follows scale-invariant patterns, contrasts power-law growth with exponential and S-curve models, and describes tests that could falsify the power-law view. The conversation also covers the idea of a persistent price floor and what true saturation might look like.

James Van Straten, a senior CoinDesk analyst known for Bitcoin market and macro analysis. He compares this bear market with prior cycles. He questions the four-year cycle idea. He discusses technical supports like realised price and the 200-week MA. He covers institutional demand, treasury strategies, liquidity, and why dollar-cost averaging still matters.

Pieter Wuille, Bitcoin developer and protocol designer at Chaincode Labs, explains Cluster Mempool and why mempool redesign was needed. He breaks down transaction clustering, how a 64-transaction cluster limit works, and effects on miners, exchanges, and mempool alignment. They discuss censorship resistance, propagation ideas, and future relay and validation improvements.

Martin Habovstiak, Bitcoin developer and creator of Knotslies, discusses controversies around data contiguity and techniques used to embed data in transactions. He walks through methods of spamming the chain, the costs and trade-offs of different approaches, and why simple filters or small cost increases will not stop determined actors. The conversation also touches on standards, relay rules, and risks of changing Bitcoin under external pressure.

A deep dive into Numopay, an open-source Android POS that enables NFC tap-to-pay and offline Bitcoin transfers. They explore unified QR/NFC payment payloads, Lightning integrations, and auto-withdraw workflows for merchant security. The conversation highlights Cashu eCash privacy features, real-world use cases, and a roadmap for making Bitcoin payments simple for everyday businesses.

Trey Sellers, a Bitcoin-focused personal finance writer who built the FIRE BTC calculator and advises on Bitcoin and FIRE strategies. They explore Bitcoin's fit with the FIRE mindset. Short takes on TradFi versus Bitcoin approaches, how Bitcoin can speed up retirement timelines, using the FIRE BTC Compass tool, drawdown strategies, loans and 'buy, borrow, die', and sovereignty through self-custody.

Gareth Grobler, co-founder of Layerz Wallet and Bitcoin-focused builder, mixes multi-layer wallet design with stablecoin integration. He discusses using stablecoins as a bridge to Bitcoin. Short takes cover Lightning and other layer-two tech, onboarding flows, UI choices, and tackling cross-network complexity to simplify crypto for everyday users.

Sam Wouters, Bitcoin entrepreneur and researcher at River, gives a concise mini bio and walks through Lightning Network growth and data. He highlights the >$1B monthly Lightning volume, routing efficiency and rising payment sizes. Conversation covers exchange-driven activity, institutional and business adoption, user behavior patterns, and practical strategies for Bitcoin evangelism.

Charlie Spears, writer and operator at BlockSpace who runs Opnext, walks through the long-running debates about Bitcoin spam, ordinals and protocol vs policy solutions. He explains client diversity, how spam vectors evolve, and why on-chain data discussions matter. Conversation covers BIP-110, filter proposals, fee-market dynamics, and the role of conferences in shaping development.

Keith Gardner, founder of Branta, builds zero-knowledge address verification to stop address-replacement and man-in-the-middle attacks. The conversation covers Branta’s integrations with BTC Pay Server, Lightning and Layer 2s. They explore mobile and QR verification, business-focused rollout, open-source tools and how AI could create new scamming vectors.