Citadel Dispatch

Matt Corallo has been a bitcoin developer for nearly fifteen years. We discuss his views on the recent bitcoin core bug, the proposed us clarity act, and the risks/mitigations of quantum computing.

Corallo on Nostr: https://primal.net/mattcorallo
Corallo on X: https://x.com/TheBlueMatt
Save our Wallets: https://SaveOurWallets.org

Ten31 Quantum Report: https://www.ten31.xyz/insights/quantum-computing-bitcoin-security

EPISODE: 188
BLOCK: 932276
PRICE: 1030 sats per dollar

(00:03:37) Bitcoin Core legacy wallet migration bug
(00:07:41) Backups, edge cases, and defensive coding culture
(00:07:58) Clarity Act and developer protections: SaveOurWallets.org
(00:10:19) Self-custody legal clarity
(00:13:12) Partisan Bitcoin ownership data
(00:14:43) Surveillance and KYC/AML tightening concerns
(00:20:43) Quantum threat framing and scope
(00:22:10) Seed phrases enable quantum-safe proofs via hashes
(00:24:58) What quantum breaks: exposed public keys, Taproot, and address reuse
(00:31:21) Design choices hinge on whether insecure spend paths are frozen
(00:33:43) Options: backup TapLeaf, new address types, and fee/UX tradeoffs
(00:36:14) Opt-in Taproot versioning to signal post-quantum readiness
(00:38:07) Adoption reality: wallet support, privacy impacts, and rollout pace
(00:39:34) Freeze-or-not debate: social contract, market dynamics, forks
(00:43:56) Public vs. secret quantum progress: who gets there first?
(00:47:06) Fork economics: supply shocks, Satoshis coins, and market choice
(00:55:01) In-system vs. out-of-system theft; why quantum is different
(01:10:01) Preparing pragmatically: give future users post-quantum options
(01:24:28) Timelines and hype: where quantum computing really stands
(01:29:00) Final takeaways: no panic

more info on the show: https://citadeldispatch.com
learn more about me: https://odell.xyz

Anjan Sundaram is an independent journalist, author, and founder of the Stringer Foundation with a mission to expand global independent journalism. We discuss his work and how open protocols, such as bitcoin and nostr, empower journalists.

Anjan on Nostr: https://primal.net/anjansun
Anjan on X: https://x.com/anjansun
Stringer Foundation on X: https://stringerjournalism.org/

EPISODE: 187
BLOCK: 928149
PRICE: 1140 sats per dollar

(00:03:09) Anjan’s path: from Yale and Goldman Sachs to war reporting
(00:06:07) How war reporting is changing in the age of social media
(00:10:32) What makes a journalist? Raw footage vs. verified reporting
(00:14:00) Publishing pathways, bylines, pay, and lack of safety nets
(00:18:12) Fixing incentives: philanthropy, prizes, and media economics
(00:21:00) Turning down quant life: the Goldman Sachs detour
(00:23:07) Values alignment: finance, bitcoin, and free information flows
(00:24:49) Bloomberg, Substack, and sustainability
(00:26:19) Designing the Stringer Prize: credibility, juries, and impact
(00:29:39) Launching Stringer: partners, applications, and endowment plan
(00:32:10) Why pay in bitcoin: global payouts, fees, and onboarding stories
(00:35:33) Grants to awards pipeline and the courage index
(00:41:01) Lean ops vs. big charity: publicity without bloat
(00:43:59) The tenure problem: long-term support without dependency
(00:48:26) Transformative fellowships: MacArthur model and global gaps
(00:51:30) Journalism’s core: elevating humane, inspiring stories
(00:53:10) Value-for-value, Nostr, and building ad-free media
(00:58:24) Own your audience: platforms vs. protocols
(01:02:30) Bootstrapping Nostr: network effects and onboarding journalists
(01:05:13) Building a global home for independent journalists
(01:06:07) The drought in investigative reporting and who funds it

more info on the show: https://citadeldispatch.com
learn more about me: https://odell.xyz

John Arnold is a colleague of mine at Ten31, we are five man team focused on investing in and supporting the best bitcoin businesses globally. This is our third quarterly update where we cover current market dynamics and our outlook.

More info on Ten31: https://www.ten31.xyz

Quantum: https://www.ten31.xyz/insights/quantum-computing-bitcoin-security

Note: AnchorWatch does not use taproot. I was mistaken.

John on Nostr: https://primal.net/john
John on X: https://x.com/JohnArnoldTen31
Ten31 on X: https://x.com/ten31funds

EPISODE: 186
BLOCK: 927606
PRICE: 1108 sats per dollar

(00:07:01) Four Year Cycles: Liquidity vs. halving
(00:12:21) Market manipulation?
(00:13:53) Day vs. night: IBIT hours, ETFs, stay humble and stack sats
(00:16:40) Premarket/postmarket liquidity and trading
(00:16:47) Quantum: FUD Rising
(00:24:03) Address types at risk: P2PK, P2PKH race, Taproot exposure
(00:25:11) Practical mitigations
(00:27:28) Long-range vs. short-range quantum attacks and feasibility
(00:28:40) Reality check: scaling physical QC and secrecy constraints
(00:31:01) Coordination and upgrade paths: post-quantum options
(00:33:30) Social contract: no seizure of old coins
(00:36:25) Did quantum FUD drive the drawdown?
(00:40:00) Why gold and silver are at highs while Bitcoin lags
(00:51:06) Mega-cap tech as the new savings account and TINA
(00:57:36) Fed cuts, QT ends, QE or not semantics, and Bitcoins response
(01:07:00) Looking ahead: more cuts, policy path, and 2026 setup
(01:13:01) Giga-bullish case: scarce assets vs. fiscal-monetary impulse
(01:16:03) Gold vs. Bitcoin for individuals and sovereigns
(01:20:02) Counterparty risk with ETFs and the case for self-custody
(01:26:12) Bottom in? Price targets, humility, and risk management
(01:30:29) USD tokens (stablecoins): growth, limits, and policy aims
(01:35:04) Tethers dominance, gold tokens, and a silver tangent
(01:41:03) Closing thoughts: on-chain flows, whos buying, and sign-off

more info on the show: https://citadeldispatch.com
learn more about me: https://odell.xyz

Rob is the creator of Kyoto, an implementation of compact block filters that makes it easier for developers to build more private bitcoin wallets. Andreas is the creator of Bitcoin Safe, an app designed to make it easier to use hardware wallets securely.

Andreas on Nostr: https://primal.net/p/nprofile1qqsqd0y6klqxew4glwggn63jvumrgprnl32tw7hpuzfhv6msgf7y3agm756qu
Bitcoin Safe on Nostr: https://primal.net/p/nprofile1qqsyz7tjgwuarktk88qvlnkzue3ja52c3e64s7pcdwj52egphdfll0cq9934g
Bitcoin Safe on X: https://x.com/BitcoinSafeOrg
Kyoto on Github: https://github.com/rustaceanrob/kyoto
2140: https://2140.dev

EPISODE: 185
BLOCK: 926163
PRICE: 1099 sats per dollar

(00:03:04) Bitcoin Dev Kit
(00:04:39) Andreas (Bitcoin Safe) and Rob (Kyoto)
(00:05:58) What is BDK? Goals, safety, and language bindings
(00:09:27) Why BDK matters for UX, testing, and reliability
(00:09:50) Kyoto origin story and compact block filters vision
(00:13:21) Privacy model: servers vs. compact block filters
(00:19:39) Do compact block filters work on mobile? Performance tradeoffs
(00:23:55) Kyoto as a Rust reference client for BIP157/158
(00:24:35) Bitcoin Safe overview: desktop cold storage with hardware signers
(00:25:40) Using compact block filters in Bitcoin Safe: initial sync vs. daily speed
(00:28:27) Why connect your own node and peer pools for CBF
(00:33:14) Design choice: hardware-only wallets and setup wizard
(00:36:29) Differentiating from Sparrow: private sync and Nostr-based multisig coordination
(00:39:08) Will Sparrow adopt compact block filters? Considerations and UX
(00:48:49) Developer ecosystems: 2140, OpenSats, and in-person collaboration
(00:50:38) Making CBF the default: UX, education, and recovery flow
(00:52:56) Electrum server defaults and operational notes
(00:53:50) Birth heights, segwit/taproot start points, and future optimizations
(00:56:17) Address reuse, scanning guarantees, and performance benchmarks
(01:00:13) Bandwidth vs. compute: where the real bottlenecks are
(01:00:19) Closing discussion, calls to action, and advice for new devs

more info on the show: https://citadeldispatch.com
learn more about me: https://odell.xyz
nostr: https://primal.net/odell

Calle is the creator and lead maintainer of the Cashu open source protocol. Cashu enables users to easily use bitcoin in a private, offline, and programmable way. Calle is also the maintainer of Bitchat android, a cross platform meshnet app that enables users to chat and send bitcoin without an internet connection.

Calle on Nostr: https://primal.net/calle
Calle on X: https://x.com/callebtc
Bitchat: https://bitchat.free/
Cashu: https://cashu.space/
Hackathon: https://nutnovember.org/
AOS: https://andotherstuff.org/

EPISODE: 184
BLOCK: 925030
PRICE: 1126 sats per dollar

(00:04:44) Bitchat: Bluetooth Mesh Without Internet
(00:06:21) Protests and Outages Drive Downloads: Nepal, Indonesia, Madagascar, Côte d’Ivoire, Jamaica
(00:09:51) Predicting Unrest from Download Spikes
(00:14:27) Adding Nostr Transport: Hyperlocal Mesh vs. Geohash Chats
(00:18:03) Geolocated Relay Selection
(00:23:56) Ephemeral Identity, UX, and Censorship Considerations
(00:28:37) Mesh Upgrades: Voice, Images, Files, Source Routing like Tor
(00:30:23) WiFi Aware Mesh and Background Operation to Boost Range and Uptime
(00:34:15) White Noise vs. Bitchat
(00:40:00) Protocols and Transports: Weaving White Noise, Cashu, and Bitchat
(00:43:48) Transport Neutral Design: Cashu and Nostr
(00:45:57) Cashu Progress: Shipping Libraries, Dev Ecosystem Growth
(00:51:18) We Need More Bitcoin Devs
(00:53:08) Integrating Cashu into BitChat: Wallet UX and Local Payments
(00:57:17) Running Mints: Spark, Ark, and Proof of Reserves/Liabilities
(01:03:40) Layered Scaling Without Consensus Changes: Ark, Spark, Cashu
(01:04:18) Bitcoin for Signal: Replacing MobileCoin with Cashu
(01:13:32) Why Cashu for Signal? Privacy and Scaling
(01:22:31) Mint Choice vs. Simplicity: Defaults, Lightning Interoperability, and UX
(01:32:21) Focus on Financial Privacy for the Masses, not Distractions
(01:37:11) Zcash Hype Dismissed; Call to Build on Bitcoin
(01:39:26) Nut November Hackathon and How to Contribute to Bitchat and Cashu
(01:45:06) Happy Thanksgiving

more info on the show: https://citadeldispatch.com
learn more about me: https://odell.xyz
nostr: https://primal.net/odell