by Bitcoin Optech
Join Bitcoin Optech as we discuss Bitcoin and Lightning technology each week and review our newsletters. https://bitcoinops.org/
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7/27/2022
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April 30, 2025
<p>Mark “Murch” Erhardt and Mike Schmidt are joined by Jonas Nick and Salvatore Ingala to discuss <a href="https://bitcoinops.org/en/newsletters/2025/04/25/" target="_blank" rel="ugc noopener noreferrer">Newsletter #351</a>.</p><p><br></p><p><strong>News</strong></p><p>● Interactive aggregate signatures compatible with secp256k1 (0:50) </p><p>● Standardized backup for wallet descriptors (21:34) </p><p><br></p><p><strong>Selected Q&A from Bitcoin Stack Exchange</strong></p><p>● Practicality of half-aggregated schnorr signatures? (17:16) </p><p>● What's the largest size OP_RETURN payload ever created? (41:17) </p><p>● Non-LN explanation of pay-to-anchor? (43:29) </p><p>● Up-to-date statistics about chain reorganizations? (48:08) </p><p>● Are Lightning channels always P2WSH? (52:33) </p><p>● Child-pays-for-parent as a defense against a double spend? (53:40) </p><p>● What values does CHECKTEMPLATEVERIFY hash? (59:06) </p><p>● Why can't Lightning nodes opt to reveal channel balances for better routing efficiency? (59:32) </p><p>● Does post-quantum require hard fork or soft fork? (1:02:27) </p><p><br></p><p><strong>Releases and release candidates</strong></p><p>● LND 0.19.0-beta.rc3 (1:07:39) </p><p><br></p><p><strong>Notable code and documentation changes</strong></p><p>● Bitcoin Core #31247 (1:07:58) </p><p>● LDK #3601 (1:10:14) </p>
April 22, 2025
<p>Mark “Murch” Erhardt and Mike Schmidt are joined by Niklas Gögge to discuss <a href="https://bitcoinops.org/en/newsletters/2025/04/18/" target="_blank" rel="ugc noopener noreferrer">Newsletter #350</a>.</p><p><br></p><p><strong>Changes to services and client software</strong></p><p>● Bitcoin Knots version 28.1.knots20250305 released (11:26) </p><p>● PSBTv2 explorer announced (13:51) </p><p>● LNbits v1.0.0 released (14:38) </p><p>● The Mempool Open Source Project® v3.2.0 released (15:22) </p><p>● Coinbase MPC library released (17:25) </p><p>● Lightning Network liquidity tool released (21:20) </p><p>● Versioned Storage Service announced (22:25) </p><p>● Fuzz testing tool for Bitcoin nodes (1:17) </p><p>● Bitcoin Control Board components open-sourced (23:50) </p><p><br></p><p><strong>Releases and release candidates</strong></p><p>● Bitcoin Core 29.0 (25:13) </p><p>● LND 0.19.0-beta.rc2 (34:41) </p><p><br></p><p><strong>Notable code and documentation changes</strong></p><p>● LDK #3593 (35:04) </p><p>● BOLTs #1242 (35:57) </p><p><br></p><p><strong>Correction</strong> (37:38) </p>
April 22, 2025
<p>Mark “Murch” Erhardt and Dave Harding are joined by Sebastian Falbesoner, Ruben Somsen, and Abubakar Sadiq Ismail to discuss <a href="https://bitcoinops.org/en/newsletters/2025/04/11/" target="_blank" rel="ugc noopener noreferrer">Newsletter #349</a>.</p><p><br></p><p><strong>News</strong></p><p>● SwiftSync speedup for initial block download (0:34) </p><p><br></p><p><strong>Bitcoin Core PR Review Club</strong></p><p>● Add Fee rate Forecaster Manager (29:33) </p><p><br></p><p><strong>Releases and release candidates</strong></p><p>● Core Lightning 25.02.1 (46:54) </p><p>● Core Lightning 24.11.2 (47:03) </p><p>● BTCPay Server 2.1.0 (48:14) </p><p>● Bitcoin Core 29.0rc3 (49:25) </p><p>● LND 0.19.0-beta.rc2 (51:21) </p><p><br></p><p><strong>Notable code and documentation changes</strong></p><p>● LDK #2256 (53:52) </p><p>● LND #9669 (56:16) </p><p>● Rust Bitcoin #4302 (57:24) </p><p><br></p>
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