Bitcoin

• Dust limit discussion
  • (Mailing list post)
• Covenant Opcode
  • (Mailing list post - overview)
  • (Mailing list post - details)
  • (Covenants with OP_CAT)
  • (Covenants in elements alpha)
• Fidelity bonds
  • (JoinMarket release notes)
  • (Design for fidelity bonds)
• Package mempool accept
• Sequence locks upgradability
  • (Blog post)
  • (Pull request)
• Add allocator for node based containers
  • (Tweet about benchmarks)

Lightning

• Turbo channels
  • (Mailing list post)
• Zero base fees
  • (Mailing list post)
• Bolt12 Offers (updated with C-Lightning 0.10.1)
• Dual funded channels

Mining

• Malaysian police steamroll miners
• One of the oldest hydro-power stations in the US mining Bitcoin
• Bitmain spins off Antpool
• Blockstream acquires Spondoolies, raises $210M

Releases

• Bitcoin Core 0.22 released!
  • (Release notes)
• BTCPayServer 1.2.3
• rust-bitcoin 0.27.0
• c-lightning v0.10.1
• rust-lightning 0.0.100

Bitcoin Core PRs

• USDTs
  • (Demo)
• Reduce addr blackholes
• Rate limit the processing of addr records
  • Bitcointalk forum post
• Wallet: always use BnB & Knapsack

Misc

• BitMEX grant program reopens
• Brink Fellowship & Grants
• Giving Back to Bitcoin
• Bech32m adoption
• Summer of Bitcoin
• Chaincode Protocol Developer Seminars
• El Salvador declares Bitcoin Legal Tender
• Simplicity support in Elements
• Invalid IP addresses used research network topology

Network stats

• Biggest difficulty reduction ever
• Lightning network capacity
• LN routing traffic growing
• 1-of-1 multisigs
• Stale block frequency
• Taproot readiness: 54% of nodes upgraded

General links

• Optech
  • Preparing for taproot
• Review club
• This month in Bitcoin Privacy