Glozow rejoins me to talk about updates coming to Bitcoin’s transactions and mempool policy. We talk about how these will be essential to keep bitcoin use efficient and safe, especially for layer 2 protocols such as Lightning. We chat: Current state with transacting RBF and CPFP Problems right now L2 security Pinning vectors What is package relay?  What is v3 transactions?  What are ephemeral anchors?  Policy vs consensus Glozow links: Glozow on X Waiting for confirmation - blog series on Bitcoin Optech v3 and Package RBF Bitcoin Core Review club Bitcoin Optech v3 transaction relay  Glozow slides for BTC++ talk: v3 and ephemeral anchors Prior episodes: SLP404 Gloria Zhao – What Do Bitcoin Core Maintainers Do? SLP216 Gloria Zhao Learning Bitcoin Core Contribution & Hosting PR Review Club Sponsors: Pacific Bitcoin Festival (code LIVERA) CoinKite.com (code LIVERA) Mempool.space Stephan Livera: Follow me on Twitter @stephanlivera Subscribe to the podcast