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Greetings Bitcoiner,
Welcome to Issue #635 of Bitcoin Breakdown, where every Tuesday and Thursday, we bring you the latest must-read Bitcoin thought leadership articles and the newest tools and projects you should know about. But first, today’s Top Stories:
Bitcoin-backed mortgages now let qualifying buyers preserve their coins while adding leverage and custody risk. A quantum-resistant spend reached mainnet without consensus changes, and Core Lightning is preparing a guarded release for valid AI-reported vulnerabilities.
Multisig is strongest when it's multi-vendor. When each key in your vault comes from a different hardware manufacturer, one vendor's flaw can only ever reach the single key it was built into, never enough of your quorum to move funds.
Join the Casa team for a free live session on August 27 at 8am PT where we will walk through setting up a multi-vendor multisig from scratch using your existing devices.
🏠 Bitcoin Mortgages Preserve Coins, Add Leverage
Better pairs a Fannie Mae-conforming mortgage with a Bitcoin-secured down-payment loan for qualifying US Coinbase users. Borrowers pledge 250% collateral, face no price-triggered margin calls, and risk liquidation after a 60-day delinquency. Price drops alone do not change the loan terms.
Why it matters: The product lets buyers avoid selling bitcoin, but leverage and custody do not disappear entirely. Better controls the pledged collateral until repayment or refinancing. Read more→
From collateralized homes to experimental quantum defenses...
⚛️ Quantum-Resistant Bitcoin Spend Reaches Mainnet
A quantum-resistant Bitcoin spend reached mainnet without consensus changes. It required hours of computation, cost roughly $150 to $200, and reached MARA directly through Slipstream because normal nodes would not relay the nonstandard transaction. MARA then mined the transaction into a Bitcoin block.
Why it matters: The spend expands Bitcoin's defensive research without forcing a protocol change. Its cost, computation and special mining route keep the result experimental for now. Read more→
From mainnet experiments to urgent Lightning defense...
🛡️ Core Lightning Locks Down a Security Release
Core Lightning confirmed several AI-generated vulnerability reports are valid. A signed binary-only point release is planned within 48 hours, followed by a 14-day source embargo that gives operators time to upgrade. No exploitation or fund losses have been confirmed.
Why it matters: Responsible disclosure temporarily limits verification so operators can patch first. Those waiting for source should use offline mode, preserving on-chain monitoring without peer connections or payment routing. Read more→
Marty Bent reports in TFTC that Blockstream’s SHRINCS post-quantum signature proposal offers stronger Bitcoin throughput than NIST alternatives but still faces an unfinished security proof, stateful wallet risks, and a multiyear soft-fork activation timeline (Aug 27 | 5 min read).
Tuma and Niftynei of Bitcoin++ trace how a 2025 Berlin hackathon’s Cashu-powered Signal fork and #bitcoinforsignal campaign inspired Radar Chat, uniting encrypted messaging with private bitcoin payments and proving hackathons can shape real-world financial privacy tools (Aug 26 | 3 min read).
Becca Amilee of AnchorWatch explains how their Trident Vault technology and Lloyd's-backed policies protect self-custodied bitcoin from wrench attacks and bad actors while transparently outlining exclusions, government seizure risks, custody models, pricing, and commercial coverage options (Aug 26 | 5 min read).
Juan Galt of Bitcoin Magazine writes that Coldcard’s catastrophic entropy bug exposed single-signature custody risks and established multi-vendor multisig as the new baseline for protecting bitcoin from compromised hardware, theft, coercion and provider failure (Aug 26 | 7 min read).
Blockstream Jade, an open-source Bitcoin hardware wallet, assures users its entropy-rich random number generator is unaffected by Coldcard’s seed vulnerability, urges prompt firmware updates, and outlines Jade 1.0.41 security improvements, AI-assisted reviews, and defense-in-depth development practices (Aug 25 | 6 min read).
OrangeSurf of Mempool(dot)space, investigates a mysterious v3b Bitcoin sweeper burning 2.8+ vitcoin from weak wallets across 200-plus transactions, suggesting that its a gray-hat operator blocking profit-seeking thieves by consuming vulnerable UTXOs entirely as fees (Aug 25 | 7 min read).
Michael Saylor writes that the 'Bitcoin Reformation' can replace ideological orthodoxy with digital capital, preserving self-custody and protocol integrity while embracing banks, governments, securities, credit, professional custody, and institutional adoption to achieve global economic inclusion (Aug 24 | 26 min read).
Frank Corva, in a post for Fedi, profiles Kelvin Makini’s EcoBitz initiative in Kenya, showing how paying recyclers in bitcoin transforms glass waste into economic opportunity, fights inflation, lowers transaction barriers, and builds a community-based Bitcoin circular economy (Aug 24 | 8 min read).
Che Kohler of the Bitcoin Manual examines Bitcoin Purity, a BIP 110-based Bitcoin fork that permanently restricts arbitrary data, lacks replay protection, and seeks economic consensus despite serious risks from minimal hashrate, user confusion, and Bitcoin’s dominant network effects (Aug 23 | 5 min read).
George Ford Smith, in an article for the Mises Institute, argues that the Federal Reserve’s credit creation and 2% inflation target erode dollar purchasing power, fuel boom-bust cycles, and suppress the productive deflation that a gold-based monetary system permits (Aug 24 | 6 min read).
Hermine Wong, lecturer at Berkeley Law, argues that the Clarity Act is an anti-crypto bill that prioritizes exchanges and other intermediaries over decentralized technology, self-custody, peer-to-peer transactions, and protections for everyday users in the US (Aug 20 | 6 min read).
Abhay, a Nostr developer, explains how Mailstr bridges traditional email with Nostr identity, NIP-44 encryption and user-controlled storage, enabling portable, private and interoperable communication while acknowledging key custody, relay reliability and cleartext email trade-offs (Aug 23 | 5 min read).
André Schalk Cillié, an economic commentator, argues that Treasury Secretary Scott Bessent is importing his Soros-trained macro hedge fund playbook into US statecraft through the 3-3-3 plan and a Pascal's Wager sanctions doctrine that risks destabilizing debt markets and dollar hegemony (Aug 24 | 18 min read).
Dan Hillery, VP of Credit at UTXO Management, presents Preferred Income Strategies LP as a 60/40 tranched digital credit fund using STRC and other bitcoin-backed preferred securities to offer senior investors downside buffering and junior investors amplified total returns (Aug 22 | 8 min read).
Brendan Brown, Senior Fellow at the Mises Institute, writes that 'techno-asset inflation' lets technological gains camouflage monetary inflation, fueling dangerous asset bubbles, government debt, crony capitalism, confiscatory taxation, malinvestment, political extremism, and threats to peace and liberty (Aug 21 | 6 min read).
Onramp, a bitcoin financial services provider, writes that the US Treasury’s long-dated bond buybacks and $40T national debt reveal accelerating dollar debasement, while stablecoin driven T-bill demand, gold and bitcoin expose a fragile strategy to suppress yields (Aug 21 | 6 min read).
Researchers Paul Gerhart, Nadav Kohen, Jesse Posner and Matias Furszyfer introduce Iceberg, a secure nested threshold MuSig2 scheme enabling unilateral Lightning Network threshold custody without protocol changes (Aug 21 | 88 min read).
River, a bitcoin financial services company, writes that bitcoin’s rally to $72K reflects US Treasury buybacks, $1.2B in short liquidations and seller exhaustion, while declining volatility, institutional demand and persistent inflation suggest the bear market may already be over (Aug 20 | 3 min read).
Lucas of Vinteum highlights how the organization's first Bitcoin Dev Launchpad cohort transformed technical training, mentorship, and community connections into grants, engineering careers, and sustained open-source contributions across Bitcoin, Lightning, mining, wallets, and freedom-tech projects (Aug 20 | 10 min read).
Vivian Mathews of River explains how they replaced their dollar and bitcoin ledger with a two-function, event-sourced accounting system, using structural invariants, shadow-mode parity checks and reverse migration to achieve zero downtime and simpler production code (Aug 19 | 9 min read).
Stefan Bartl, in an article for AIER's The Daily Economy, argues that Nixon’s 1971 gold shock shows why Federal Reserve independence and monetary rules matter, warning that political pressure for lower rates risks repeating inflationary failures (Aug 14 | 5 min read).
Blockstream Researchers assess Dilithium, Falcon, and withdrawn Hawk as post-quantum signature candidates, concluding that Falcon offers the best long-term lattice-based Bitcoin trade-off while hash-based signatures remain the immediate safer option (Aug 6 | 459 min watch).
Ropafadzo Tambara, in a post for Velas Commerce, compares Ark and Spark as Bitcoin Layer 2 scaling solutions, finding that Ark prioritizes trust-minimized self-custody while Spark favors easier integration, faster multi-asset payments, stablecoins, and commercial adoption with greater federation trust tradeoffs (Aug 18 | 10 min read).
Rahim Taghizadegan of Scholarium argues that tribal self-congratulation, circular-economy theater, influencer grift and speculation obstruct bitcoin adoption, urging realistic entrepreneurship, productive capital formation and uncensorable cross-border value transfer (Aug 1 | 15 min read).
Cypher Tank, a Bitcoin-focused startup pitch competition backed by Plan ₿, opens applications for its 2026 edition, offering 12 finalists investment negotiations and three $100,000 support prizes.
ACINQ, a Lightning infrastructure company, releases Eclair v0.14.2 with security fixes and urges operators to upgrade to prevent being exploited.
Braiins, a Bitcoin mining firmware developer, begins testing Braiins OS on Canaan Avalon miners, expanding beyond Bitmain hardware and offering testers discounted launch pricing.
GridPool, a decentralized reward-sharing protocol for sovereign Bitcoin miners, reduces solo-mining payout variance through direct coinbase splits without custodial wallets, centralized ledgers, or a sharechain.
Covenants(dot)diy lets Bitcoin developers build, test, debug, and share covenant scripts across several proposed network upgrades.
Strategy publishes an investor guide covering bitcoin's scarcity, monetary properties, investment case, portfolio role, custody, market structure, and risks.
Bitpost, a peer-to-peer bitcoin marketplace, restores service and replaces Boltz with Sats Routing-powered payments alongside on-chain and Liquid deposits.
Oleg Fomenko of Blockstream launches an open-source, self-custodial Lightning wallet using Blockstream's Greenlight hosted-node service, preserving user-held keys and advanced channel controls.
MostroEuropa, a European peer-to-peer bitcoin trading community, seeks dispute solvers, support volunteers, documenters, and translators as it expands its live Nostr and Lightning-based MostroP2P platform.
Bitcoin Core contributors consider removing CJDNS, an optional encrypted peer-to-peer transport, after tests find only seven eligible nodes, citing connectivity and Sybil attack risks.
Bull Bitcoin, a non-custodial Bitcoin wallet provider, restores Lightning payments and Liquid-to-Bitcoin swaps in BULL Wallet v6.13.0 after Boltz services are suspended.
Blockstream launches version 3.5.0 of its desktop app with beta Lightning payments, QR-based Jade access, and air-gapped signing for watch-only wallets.
Satd, a Rust-based Bitcoin full node, presents a guided code tour of its Core-compatible architecture, integrated indexes, streaming APIs, relay-policy controls and operational tools.
be-BOP, an open-source Bitcoin e-commerce platform, now supports CLINK, enabling Nostr-native Lightning payments through merchants’ existing backends with automated invoices and order confirmation.
Blockstream, a Bitcoin infrastructure company, launches a developer community for Simplicity, its programming language designed to build and review high-assurance Bitcoin contracts.
FundMyPiggy, a Bitcoin crowdfunding platform, launches a service converting fiat gifts into no-KYC, on-chain BTC deposits sent to saver-controlled wallets through Mercuryo and DFNS.
Roy of Breez wallet launches Handraise, a backend-free Slido alternative using the Nostr protocol for live polls and Q&A, with passkey-derived host credentials and throwaway attendee keys.
Zap Alerts, a Nostr-based service, enables creators to receive zero-fee bitcoin Lightning donations through customizable Open Broadcaster Software alerts, widgets, text-to-speech, and viewer links.
Outbitcoin(dot)lol, Glass Bit’s Bitcoin adaptation of Jonathan Wilke’s viral pay-to-rank leaderboard outbid(dot)lol, directs every publicly verifiable bitcoin bid towards a donation to educational initiative My First Bitcoin.
Satsbid, another Bitcoin-powered public leaderboard inspired by Outbid(dot)lol, lets users bid sats through the Lightning Network for website or profile visibility.
Bitcoin Trails, a travel journal documenting grassroots Bitcoin adoption, follows its creator across borders to meet communities using bitcoin for various ends.
AuthenticityBTC, a Lightning Network node operator, showcases live, anonymized payment routing through its node while clarifying that node-health metrics remain placeholder data.
Mempool(dot)space, a Bitcoin block explorer, adds BIP-54 coinbase compatibility detection, helping users track mining pools preparing blocks for proposed consensus cleanup rules.
Ben Arc, a Bitcoin and Nostr developer, launches Napstr, a music-sharing app using Nostr discovery and Tor transfers for private, censorship-resistant peer-to-peer seeding.
Zenul Abidin, a Bitcoin and crypto developer, launches a DDoS-protected mempool(dot)space mirror with a fully compatible API, providing access to Bitcoin transaction data.
BTCPay Server, an open-source bitcoin payment processor, releases v2.4.3, a security-focused update and urges immediate upgrades.
