Announcements

• Respect people’s privacy
• Interaction and asking questions are encouraged
• Chatham House Rules
• Join our Telegram group (https://t.me/BitcoinAustin) QR or Sphinx Chat
• Bitcoiner Jobs
• Use code AUS25 for The Bitcoin Conference!
• Giving away tickets to Unconfiscatable
• SATSxSW

News

• Awesome Bitcoin Bounties
• ASIC Competitors

Notable Code Changes

• Automatic fee bumping (eclair)

Contract Protocols

• TXHASH + CHECKSIGFROMSTACK
• CTV Dramatically Improves DLCs
• CTV Signet
• Recursive Covenant Opposition
• PathCoin

Lightning

• Probabilistic Channel Scoring
• BOLT12 Support in LND (?)
• Rebalancing doesn’t change ability of 2 nodes to pay each other
• LNURLVend - Offline Lightning Vending Machine
• Latency of Payment Channels

Bitcoin

• Limitations Of RBF Policy And How To Improve RBF Improvements (gist)
• Revisiting BIP125 (RBF) Policy (2018)
• Thoughts on Fee Bumping
• Original Fee Sponsorship Proposal
• Threshold Sigs with Musig + Merkle Trees
• P2C Tweak Fields in PSBT
• SHA256 Hashing Speedups

Misc

• P2PKH outputs make up 23% of the count, but 72% of the value
• Proof of Reserves (Kraken)
• AOPP
• BIP 322
• Bitcoin Address Reuse Statistics