Bitcoin Optech Podcast

By Bitcoin OptechNews Tech News

Bitcoin Optech Podcast episodes

December 22, 2022Bitcoin Optech: Newsletter #231: 2022 Year-in-Review Special Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding to discuss ⁠Newsletter #231⁠.

January
Stateless invoices (7:37)

Legal defense fund (11:21)

February
Fee sponsorship (12:45)

Phantom node payments (15:14)

March
LN pathfinding (17:37)

Zero-conf channels (21:12)

Summary 2022: Replace-By-Fee (24:02)

April
Silent payments (31:17)

Taro (35:06)

Quantum-safe key exchange (45:29)

May
MuSig2 (48:51)

Package relay (52:12)

Bitcoin kernel library (54:49)

June
LN protocol developers meeting (57:46)

July
Onion message rate limiting (1:03:58)

Miniscript descriptors (1:06:34)

August
LN interactive and dual funding (1:12:59)

Channel jamming attack mitigation (1:15:18)

BLS signatures for DLCs (1:18:18)

Summary 2022: Bitcoin Optech (1:23:11)

September
Fee ratecards (1:26:07)

October
Version 3 transaction relay (1:29:09)

Async payments (1:33:25)

Block parsing bugs (1:36:41)

ZK rollups (1:37:07)

Encrypted version 2 transport protocol (1:39:41)

Meeting of Bitcoin protocol developers (1:41:26)

Summary 2022: Soft fork proposals (1:43:40)

November
Fat error messages (1:51:24)

December
Modifying the LN protocol (1:55:57)
2 hr 7 min
December 15, 2022Bitcoin Optech: Newsletter #230 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Ben Carman and Joost Jager to discuss Newsletter #230.

News
Factory-optimized LN protocol proposal (2:34)

Local jamming to prevent remote jamming (9:28)

Monitoring of full-RBF replacements (29:17)
Changes to services and client software
Lily Wallet adds coin selection (38:57)

Vortex software creates LN channels from a coinjoin (41:42)

Mutiny demonstrates LN node in a browser PoC (49:31)

Coinkite launches BinaryWatch.org (55:02)
Selected Q&A from Bitcoin Stack Exchange
Why is connecting to the Bitcoin network exclusively over Tor considered a bad practice? (57:46)

Why aren't 3 party (or more) channels realistically possible in Lightning today? (1:01:38)

With legacy wallets deprecated, will Bitcoin Core be able to sign messages for an address? (1:06:14)

How do I set up a time-decay multisig? (1:09:07)

When is a miniscript solution malleable? (1:11:01)
Releases and release candidates
Bitcoin Core 24.0.1 (1:14:02)

libsecp256k1 0.2.0 (1:14:30)

Core Lightning 22.11.1 (1:15:26)
Notable code and documentation changes
Bitcoin Core #25934 (1:16:24)

LND #7159 (1:17:10)

LDK #1835 (1:17:38)

BOLTs #1021 (1:21:28)
1 hr 29 min
December 08, 2022Bitcoin Optech: Newsletter #229 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Greg Sanders and Larry Ruane to discuss Newsletter #229.
1 hr 12 min
December 01, 2022Bitcoin Optech: Newsletter #228 Recap
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #228.

News
Reputation credentials proposal to mitigate LN jamming attacks (00:33)
Releases and release candidates
LND 0.15.5-beta.rc2 (20:33)

Core Lightning 22.11rc3 (21:29)
Notable code and documentation changes
Core Lightning #5727 (26:41)

Eclair #2499 (28:32)

LND #7122 (36:09)

LDK #1852 (41:51)

Libsecp256k1 #993 (55:02)
58 min
November 23, 2022Bitcoin Optech: Newsletter #227 Recap
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #227.
37 min
November 17, 2022Bitcoin Optech: Newsletter #226 Recap
Mike Schmidt is joined by Salvatore Ingala and Clara Shikhelman to discuss Newsletter #226.
1 hr 9 min
November 10, 2022Bitcoin Optech: Newsletter #225 Recap
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #225.

News
Continued discussion about enabling full-RBF (0:54)

Block parsing bug affecting multiple software (14:36)
Bitcoin Core PR Review Club
Relax MIN_STANDARD_TX_NONWITNESS_SIZE to 65 non-witness bytes (19:32)
Releases and release candidates
Rust Bitcoin 0.28.2 (28:41)

Bitcoin Core 24.0 RC3 (29:40)
Notable code and documentation changes
Bitcoin Core #26419 (30:22)

Eclair #2404 (31:21)

Eclair #2468 (32:11)

Eclair #2469 (34:31)

Eclair #2362 (35:18)

Eclair #2441 (36:40)

LND #7100 (38:29)

LDK #1761 (38:44)

LDK #1743 (40:57)

BTCPay Server #4157 (42:05)

BOLTs #1032 (42:45)
44 min
November 03, 2022Bitcoin Optech: Newsletter #224 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Bastien Teinturier and Joost Jager to discuss Newsletter #224.

News
Mempool consistency (3:15)

BIP324 message identifiers (17:55)

LN routing failure attribution (21:24)

Anchor outputs workaround (33:08)
Releases and release candidates
LND 0.15.4-beta (42:27)

Bitcoin Core 24.0 RC2 (51:36)
Notable code and documentation changes
Bitcoin Core #23927 (52:50)

Bitcoin Core #25957 (55:18)

Bitcoin Core #23578 (56:42)

Core Lightning #5646 (57:53)

LND #6517 (1:01:18)

LND #7001 (1:03:52)

LND #6831 (1:05:58)

LND 609cc8b (1:08:42)

Rust Bitcoin #957 (1:09:15)

BDK #779 (1:10:08)
1 hr 14 min
October 27, 2022Bitcoin Optech: Newsletter #223 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao, Gregory Sanders, and Sergej Kotliar to discuss Newsletter #223.
1 hr 35 min
October 20, 2022Bitcoin Optech: Newsletter #222 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by John Light and Gregory Sanders to discuss Newsletter #222.

News
Block parsing bug affecting BTCD and LND (0:10)

Transaction replacement option (5:34)

Validity rollups research (18:02)

MuSig2 security vulnerability (52:00)

Minimum relayable transaction size (55:55)

BIP324 update (1:01:52)
Changes to services and client software
btcd v0.23.2 released (1:05:30)

ZEBEDEE announces hosted channel libraries (1:06:30)

Cashu launches with Lightning support (1:08:47)

Address explorer Spiral launches (1:13:10)

BitGo announces Lightning support (1:16:15)

ZeroSync project launches (1:17:42)
Releases and release candidates
Bitcoin Core 24.0 RC2 (1:20:16)

LND 0.15.3-beta (1:21:22)
Notable code and documentation changes
Bitcoin Core #23549 (1:21:38)

Bitcoin Core #25412 (1:23:29)

LND #6956 (1:23:49)

LND #7004 (1:25:31)

LDK #1625 (1:25:54)
1 hr 28 min