Socratic Seminar 39

April 09, 2025

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Event Time: April 09, 2025 at 22:00 UTC

We will start with introductions, some basic ground rules, and jump into technical discussions. We will cover aspects of the bitcoin protocol, new research developments, recent news, and software developments.

Please note the meeting location at Fidelity Investments near RTP.

Announcements

• no pictures or recordings
• chatham house rules
  • discuss what was said, not who said it
• don't be a jerk
• thank you to our sponsor Fidelity Investments
• introductions

Bitcoin Core

• Bitcoin Core 29.0rc3
  • Testing Guide
• SwiftSync - smarter synchronization with hints
• This tracking PR for IBD speedup improvements shows some surprising progress! E.G.
  • 30% speedup for pruned nodes
  • 30% speedup for low memory nodes
• GCC - Great Consensus Cleanup BIP draft
• PR merged - cluster mempool: introduce TxGraph
• BIP 777 GPR - Great Poker Restoration

Lightning

• VLS - Greenlight Case Study
• LDK - Announcing Versioned Storage Service (VSS)
• Phoenix Wallet is back in the USA! 🔥🦅🇺🇸

Ecash

• Fedimint v0.6.0 - On-Chain for Everyone
• fedimint is coming to Start9
• Cashu is coming to ZEUS
• Cashu Dev Kit website

Mining

• Orange Surf built grid.orange.surf, a super cool visualizer of recent blocks
• Decentralized Coordination Free Mining Pools
• Demand Pool launch
• New solo miner Innopolis Tech
• Braiins Open Sources the BCB100 control board
• SRI v1.3.0

Ark

• Second - Try Ark on Signet

Privacy

• The Evolution of Payjoin

Covenants

• BIP draft: OP_CHECKCONTRACTVERIFY

Miscellaneous

• bitcoin-dev mailing list cancelled by Google
  • relevant discussion from the last time this happened
  • it was restored the next day
• CISA Research Paper
• Mempool v3.2.0
• Lopp - A Treatise on Bitcoin Block Space Economics
• Mempool.space - Block Size Report
• BitMEX - Bitcoin's Duplicate Transactions
• Hal Finney speaks