Bitcoin Optech Podcast

Jan 28 2025 132 ep. 66 mins 52
Bitcoin Optech Podcast artwork

Join Bitcoin Optech as we discuss Bitcoin and Lightning technology each week and review our newsletters. https://bitcoinops.org/

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Bitcoin Optech: Newsletter #338 Recap

Jan 28 2025 49 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Andrew Toth and Dave Harding to discuss ⁠Newsletter #338⁠. News - Draft BIP for unspendable keys in descriptors (0:49) - PSBTv2 integration testing (9:55) - Correction about offchain DLCs (15:25) Changes to services and client software - Bull Bitcoin Mobile Wallet adds payjoin (28:10) - Bitcoin Keeper adds miniscript

Bitcoin Optech: Newsletter #337 Recap

Jan 21 2025 52 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by vnprc to discuss ⁠⁠Newsletter #337⁠⁠. News - Continued discussion about rewarding pool miners with tradeable ecash shares (0:35) - Offchain DLCs (38:32) Releases and release candidates - LDK v0.1 (39:34) Notable code and documentation changes - Eclair #2936 (41:32) - Rust Bitcoin #3792 (42:46) - BDK #1789 (43:4

Bitcoin Optech: Newsletter #336 Recap

Jan 14 2025 47 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Abubakar Sadiq Ismail, Gregory Sanders, and Daniel Roberts to discuss ⁠Newsletter #336⁠. News Investigating mining pool behavior before fixing a Bitcoin Core bug (1:07) Contract-level relative timelocks (15:04) Multiparty LN-Symmetry variant with penalties for limiting published updates (29:06) Releases and releas

Bitcoin Optech: Newsletter #335 Recap

Jan 07 2025 97 mins  
Dave Harding and Mike Schmidt are joined by Yuval Kogman, Jeremy Rubin, and Steve Myers to discuss ⁠Newsletter #335⁠. News Deanonymization attacks against centralized coinjoin (1:39) Updated ChillDKG draft (14:09) Changing consensus CTV enhancement opcodes (18:41) Adjusting difficulty beyond 256 bits (31:52) Transitory soft forks for cleanup soft forks (33:44) Qu

Bitcoin Optech: Newsletter #334: 2024 Year-in-Review Special Recap

Dec 23 2024 119 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, Niklas Gögge, Gloria Zhao, and Rearden to discuss ⁠Newsletter #334: 2024 Year-in-Review Special⁠. January Fee-dependent timelocks (16:18) Optimized contract protocol exits (17:20) LN-Symmetry proof-of-concept implementation (18:22) February Replace by feerate (22:32) Human-readable payment instr

Bitcoin Optech: Newsletter #333 Recap

Dec 18 2024 94 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, /dev/fd0, and Gloria Zhao to discuss Newsletter #333. News Vulnerability allowing theft from LN channels with miner assistance (1:11) Deanonymization vulnerability affecting Wasabi and related software (12:00) Insights into channel depletion (18:12) Poll of opinions about covenant proposals (31:14) Inc

Bitcoin Optech: Channel Depletion Research Deep Dive Podcast

Dec 12 2024 58 mins  
Dave Harding and Mike Schmidt are joined by René Pickhardt and Christian Decker to discuss Pickhardt’s ⁠Lightning Network channel depletion research⁠. Summary of Pickhardt's research (1:01) Why look at wealth distributions? (5:45) What can be learned from depletion? (11:38) Circular rebalancing (13:33) What determines where the spanning tree is? (15:28) Mitigating dep

Bitcoin Optech: Newsletter #332 Recap

Dec 10 2024 58 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Antoine Riard and Antoine Poinsot to discuss ⁠Newsletter #332⁠. News Transaction censorship vulnerability (0:55) Continued discussion about consensus cleanup soft fork proposal (19:20) Releases and release candidates Eclair v0.11.0 (46:45) LDK v0.0.125 (47:26) Core Lightning 24.11rc3 (47:59) LND 0.18.4-beta.

Bitcoin Optech: Newsletter #331 Recap

Dec 09 2024 88 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by Anthony Towns to discuss ⁠Newsletter #331⁠. News Lisp dialect for Bitcoin scripting (0:48) Selected Q&A from Bitcoin Stack Exchange How does ColliderScript improve Bitcoin and what features does it enable? (43:24) Why do standardness rules limit transaction weight? (48:10) Is the scriptSig spending an PayToA

Bitcoin Optech: Newsletter #330 Recap

Nov 26 2024 92 mins  
Mark “Murch” Erhardt and Mike Schmidt are joined by ZmnSCPxj, Vojtěch Strnad, Moonsettler, Brandon Black, Ethan Heilman, and Dusty Daemon to discuss Newsletter #330.