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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