London Bitcoin Devs links for Socratic on “Taproot is locked in. What now?”

July 20th 2021

YouTube Live link: https://www.youtube.com/watch?v=GAkLuZNsZzw

Zoom link to be announced shortly

Meetup link: https://www.meetup.com/London-Bitcoin-Devs/events/279020613/

Previous Socratic on BIP-Taproot in July 2020: https://btctranscripts.com/london-bitcoin-devs/2020-07-21-socratic-seminar-bip-taproot/

Context (Activation at block height 709632, approximately mid November)

Taproot signaling: https://taproot.watch/

Taproot support in Bitcoin Core

Add links

Taproot support at exchanges

Supporting Taproot at River: https://blog.river.com/supporting-taproot-at-river/

Preparing for Taproot - Is Taproot even worth it for single sig: https://bitcoinops.org/en/newsletters/2021/06/30/#possible-amount-of-signatures-with-musig

Just using the key path: https://bitcoin.stackexchange.com/questions/99325/how-do-i-construct-a-p2tr-address-if-i-just-want-to-use-the-key-path

MuSig

2-of-3 inputs using P2TR (Murch): https://murchandamus.medium.com/2-of-3-multisig-inputs-using-pay-to-taproot-d5faf2312ba3

MuSig module in Elements: https://github.com/ElementsProject/elements/tree/master/src/secp256k1/src/modules/musig

Replace MuSig1 with MuSig2 in Elements: BlockstreamResearch/secp256k1-zkp#131

MuSig2 adaptor signatures in Elements: BlockstreamResearch/scriptless-scripts#24

A Taproot'd Lightning

Antoine Riard on Schnorr, Taproot’d Lightning: https://btctranscripts.com/advancing-bitcoin/2020/2020-02-06-antoine-riard-taproot-lightning/

c-lightning channel type PR: ElementsProject/lightning#4616