Bitcoin Optech: Newsletter #418 Recap

<p>Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Michael Ford (fanquake) and Martin Zumsande to discuss <a href="https://bitcoinops.org/en/newsletters/2026/08/14/">⁠Newsletter #418⁠</a>.</p><p><br></p><p><strong>News</strong></p><p>● Message transfer failure (33:07) </p><p>● Static Bitcoin Core binaries available for testing (1:19) </p><p>● Replacing per-peer transaction rate-limiting with global rate limits (18:44) </p><p><br></p><p><strong>Releases and release candidates</strong></p><p>● BTCPay Server 2.4.2 (43:16) </p><p>● LND v0.21.2-beta (45:45) </p><p>● LND v0.20.3-beta (45:45) </p><p><br></p><p><strong>Notable code and documentation changes</strong></p><p>● Bitcoin Core #35493 (48:10) </p><p>● Core Lightning #9150 (50:57) </p><p>● BIPs #2248 (54:13) </p><p>● BIPs #2225 (56:07) </p><p>● Eclair #3346 (58:50) </p><p>● Eclair #3341 (1:02:22) </p><p>● LND #11019 (1:05:18) </p><p>● LND #11023 (1:09:03) </p><p>● Libsecp256k1 #1904 (1:11:49) </p><p>● HWI #839 (1:13:58) </p>