TABConf 2021
as the organisers put it
TABConf 2021 is comprised of multiple villages and stages where everyone can learn about Bitcoin and privacy enchancing technologies. Come participate in our hands-on workshops with other enthusiasts. Earn your badge from every village community to earn a final prize.
who it's for
bitcoin developers, lightning developers, node operators, wallet engineers, payments engineers, bitcoin miners, bitcoin business operators, privacy and self-hosted advocates
topics
on-chain scaling and batching; off-chain scaling with Lightning; Lightning Dev Kit integration; Stratum v2 mining firmware; Taproot and Schnorr signatures; Miniscript spending policies; liquidity advertisements and market making; multi-fund channel opening; coin selection algorithms; PSBTs and wallet UX optimizations; Bitcoin ATMs and kiosk deployments; sovereign self-hosted personal servers
| title | author | length |
|---|---|---|
| Scaling Bitcoin Off-Chain | Alex Bosworth, Graham Krizek, Matt Corallo | 01h 00m |
Panel covers practical Lightning work: capacity is pre‑committed so routing is capital‑allocation, not TPS only; one node reports forwarding about $15–16… | ||
| Scaling Bitcoin On-Chain | Andrew Chow, Andrew Poelstra, Pieter Wuille, Stephan Livera | 50m |
Panel lays out concrete levers: blockchain is ~427–428 GB and blocks average ~2,000 transactions; a full sync with assumevalid can be ~7 hours on a 32‑CPU… | ||
| Getting into Bitcoin | Frank Hinek | 02m |
NCR announces it acquires Liberty X and plans to fold Bitcoin ATMs and custody into existing POS and digital banking stacks, targeting Fortune 500 clients with… | ||
| leading payments | Merrick Theobald | 02m |
BitPay presents itself as the largest bitcoin payment processor with ten years of deployments and live merchant integrations for checkout, invoicing and… | ||
| Bitcoin Mining Firmware and Stratum v2 | Rachel Rybarczyk | 22m |
Stratum v2 replaces verbose JSON with a binary protocol, adds AEAD authenticated encryption to stop hashrate hijacking, and embeds proxy support so miners can… | ||
| Bitcoin Mini Script | Andrew Poelstra | 23m |
Miniscript provides a template language that maps directly back to Bitcoin Script, giving a one-to-one correspondence with Bitcoin Script so on-chain outputs… | ||
| The Importance of Independence | Matt Hill | 10m |
An organization builds and ships the Embassy personal server, a plug‑and‑play box that’s designed to run a Bitcoin node and Lightning, host personal cloud… | ||
| Why Businesses Are Using Bitcoin | Frank Hinek, Jason Lau, Stephen Pair, Paul Puey, Justine Harper | 31m |
Panel lays out concrete business moves: corporate funding of open source via $500k developer grants and repeated code contributions, plus the real cost of… | ||
| Schnorr Signatures | Jimmy Song | 28m |
Compares ECDSA’s costly field division to Schnorr’s use of a hash (per BIP340) and claims much faster CPU verification; shows signing moves from committing an… | ||
| Lightning Dev Kit: Making Lightning More Accessible to Developers | Matt Corallo | 19m |
Lightning Dev Kit is a Rust library that implements the full Lightning state machine and on‑chain enforcement as a lightweight, embeddable API rather than a… | ||
| Liquidity Advertisements | niftynei | 20m |
A spec extension implemented in c-lightning adds liquidity ads as extra data on node announcements so nodes advertise payable inbound capacity with explicit… | ||
| Sovereign Computing and the Pursuit of Bitcoin | Nic Carter, Matt Hill | 25m |
Argues that internet centralization (AWS/S3 and Cloudflare outages, platform deplatforming) creates single points of failure and state capture, and that… | ||
| Supporting Bitcoin | Alex Li, Ben Price, Mike Schmidt | 14m |
Three charities describe concrete results and how donations move into code: the Human Rights Foundation runs a Bitcoin Development Fund launched June 2020 that… | ||
| Research and Improvements for Bitcoin | Mike Schmidt, Gloria Zhao, Jesse Posner, Larry Ruane | 31m |
Brink funds year‑long, full‑time grants and a London on‑site fellowship to grow Bitcoin and Lightning contributors. Work described includes a P2P and mempool… | ||
| Bitcoin Legal Panel | Jagruti Solanki, Stan Sater, Zack Shapiro, Justin Wales | 48m |
Panel reviews how the recently passed infrastructure bill broker-reporting likely forces exchanges to collect counterparty data, while node operators, miners… | ||
| Bringing Bitcoin to the Masses with Kiosks | Nick Tucker | 16m |
Bitcoin Depot runs a network of physical Bitcoin kiosks that reaches 5,000 active kiosks across the US and Canada, up from about 250 kiosks two years earlier… | ||
| Methodically Running a Bitcoin Node and My Journey to Get There | Vivek Kasarabada | 10m |
Walks through using nixOS + Nix package manager to make full-node operation reproducible and auditable: a single nix-bitcoin config file configuration.nix… | ||
| BIP 300, 301: Getting to 100% Bitcoin Dominance | Paul Sztorc | 26m |
Proposal claims Bitcoin can host permissionless sidechains that create, delete and move BTC without changing the base layer by committing a 64‑byte withdrawal… | ||
| Lightning for Plebs | Andre Neves, Nate G, Ryan Gentry | 33m |
Claim: plebnet adds roughly 13,000 public nodes and shows rapid growth (panel cites ~1,000 registered plebnet nodes, ~5,000 users). Practical tooling now makes… | ||
| Remember, Remember the 5th of November | Aleks Svetski | 09m |
Argues that Bitcoin removes state and bank control of money and therefore creates measurable equality of opportunity by taking issuance out of institutions… | ||
| Coin Selection Algorithms | Andrew Chow | 26m |
Explains concrete rules: compute an input’s effective value by subtracting its predictable input-fee (size × fee rate) from its nominal satoshi amount, use an… | ||
| The History of Bitcoin: How We Got Here | Matt Corallo, Peter K Todd, Stephan Livera | 57m |
Panelists trace concrete turning points: people buy bitcoin by sending cash in the mail, miners trade OTC and mine on parents’ power, early exchanges implode… | ||
| Defi, DLC's, and Decentralization | Vivek Kasarabada, Ben Carman, Jeremy Rubin, Jimmy Song | 47m |
Argues that traditional “DeFi” design is risky on Bitcoin and instead shows working alternatives: discrete log contracts use oracles whose cheating would… | ||
| Scaling with LND | Alex Bosworth | 34m |
LND teams aim to scale Lightning to millions of payments by tackling concrete limits: pathfinding latency and database bloat. The plan uses lnd 0.14 (moves the… | ||
| Taproot Activation Q&A with Bitcoin Devs | Matt Corallo, Andrew Poelstra, Ben Carman, Andrew Chow, Pieter Wuille, Vivek Kasarabada | 33m |
Taproot activates at block 709632 (around November 14) as a soft fork, so upgraded nodes start enforcing new Taproot validation while old-valid transactions… | ||
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