Bitcoin Optech Podcast

Bitcoin Optech: Newsletter #309 Recap

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Mark “Murch” Erhardt and Mike Schmidt are joined by René Pickhardt to discuss ⁠Newsletter #309⁠.

News

  • Estimating the likelihood that an LN payment is feasible (1:04)

    • Selected Q&A from Bitcoin Stack Exchange

    • How is the progress of Initial Block Download (IBD) calculated? (31:25)
    • What is `progress increase per hour` during synchronization? (33:50)
    • Should an even Y coordinate be enforced after every key-tweak operation, or only at the end? (34:45)
    • Signet mobile phone wallets? (37:28)
    • What block had the most transaction fees? Why? (39:01)
    • bitcoin-cli listtransactions fee amount is way off, why? (41:48)
    • Did uncompressed public keys use the `04` prefix before compressed public keys were used? (44:57)
    • What happens if an HTLC's value is below the dust limit? (46:34)
    • How does subtractfeefrom work? (47:11)
    • What's the difference between the 3 index directories blocks/index/, bitcoin/indexes and chainstate? (51:19)

      • Releases and release candidates

      • LND v0.18.1-beta (52:18)
      • Bitcoin Core 26.2rc1 (53:02)

        • Notable code and documentation changes

        • Bitcoin Core #29575 (53:29)
        • Bitcoin Core #28984 (56:38)
        • Core Lightning #7388 (1:00:28)
        • LND #8734 (1:03:24)
        • LDK #3127 (1:03:59)
        • Rust Bitcoin #2794 (1:05:39)
        • BDK #1395 (1:07:05)
        • BIPs #1620 (1:08:55)
        • BOLTs #869 (1:11:57)


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