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

Notable Code Changes

• signal tx reconciliation support (erlay)

Miscellaneous

• Use of RBF during binance utxo consolidation
• Challenges of blockchain indexing
• Looking into a weird block

Bitcoin

• Opt-in Full RBF Spent-nVersion Signaling
• Batch validation of CHECKMULTISIG using an extra hint field
• Policy Management for Hardware Wallets
• StackExchange - Skip IBD on pruned node?assumeutxo
• Ephemeral Anchors Proposal and Implementation

Contracting Protocols

• Non-custodial Options Contracts
• 1st meeting of Contracting Primitives WG
• General smart contracts in bitcoin via covenants

Lightning

• Unjamming Lightning (Optech Summary)
• Lnproxy