News

COPA vs Scammer
https://twitter.com/CoinDesk/status/1381644434077540352

Bitcoin Athletes
https://twitter.com/nvk/status/1381664407571288066

Crypto Council for Innovation
https://twitter.com/crypto_council/status/1379463363760156674

Microstrategy Board Paid in Bitcoin
https://twitter.com/michael_saylor/status/1381579120354717699

31 Lighting Wallets
https://lightningnetworkstores.com/wallets

CPFP Detection on https://mempool.space
https://twitter.com/mempool/status/1373981557635969027

Tesla Bitcoin Support
https://www.tesla.com/support/bitcoin

Tesla BTCPay Server Bug Report
https://twitter.com/BtcpayServer/status/1376962118151471105

OK Coin LN Support
https://blog.okcoin.com/2021/03/04/how-to-use-bitcoin-lightning-network/

Bitcoin Paper Wallet Backdoor
https://www.coindesk.com/bitcoinpaperwallet-back-door-missing-funds-research

Stats

Blockchain.com 30-40% of txs
https://twitter.com/lopp/status/1369284238667882496
https://b10c.me/mempool-observations/3-blockchaincom-recommendations/

59 Duplicate nonces in the blockchain
https://twitter.com/karimhelpme/status/1370065673641152512

Payment per tx increase during fee spike
https://twitter.com/murchandamus/status/1367510082926366726

2020 Core Dev Reflections
https://adamjonas.com/bitcoin/coredev/retro/coredev-2020-retro/

r and S-values in Bitcoin ECDSA Signatures
https://transactionfee.info/charts/bitcoin-script-ecdsa-rs-values/

New Work & Research

Taproot Speedy Trial
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2021-March/018583.html

Descriptor Based Paper Wallets
https://twitter.com/RCasatta/status/1376946749235945472

BDK 0.5.0
https://twitter.com/bitcoindevkit/status/1373569013750624257

Delegated signatures
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2021-March/018615.html

Sapio
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2021-April/018759.html
https://github.com/sapio-lang/sapio
https://learn.sapio-lang.org/

Lightning Node Performance
https://bottlepay.com/blog/bitcoin-lightning-node-performance/

Lightning Protocol Stack Diagram
https://commons.wikimedia.org/wiki/File:Lightning_Network_Protocol_Suite.png

Bitcoin PRs

bitcoind: Add -daemonwait option to wait for initialization
https://github.com/bitcoin/bitcoin/issues/21007

Basic Taproot signing support for descriptor wallets
https://github.com/bitcoin/bitcoin/pull/21365

Update libsecp256k1 subtree to latest master
https://github.com/bitcoin/bitcoin/pull/21573

Implement BIP 370 PSBTv2
https://github.com/bitcoin/bitcoin/pull/21283

A few descriptor improvements to prepare for Taproot support
https://github.com/bitcoin/bitcoin/pull/21238

Add I2P Support using I2P SAM
https://github.com/bitcoin/bitcoin/issues/20685

Bech32m Support Merged
https://github.com/bitcoin/bitcoin/pull/20861

guix: Misc feedback-based fixes + hier restructuring
https://github.com/bitcoin/bitcoin/pull/21375

Qt: Add Android packaging support
https://github.com/bitcoin/bitcoin/pull/17227

Lightning PRs ⚡

Add basic bitcoin signet support
https://github.com/lightningnetwork/lnd/pull/5025

lndinit: add tool for automated wallet creation, auto unlock wallet
https://github.com/lightningnetwork/lnd/pull/5150/

channeldb+invoices: add spontaneous AMP receiving + sending via SendToRoute
https://github.com/LightningNetwork/lnd/pull/5108

c-lightning: Dual Funding
https://github.com/ElementsProject/lightning/issues/4427