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Greetings Bitcoiner,
Welcome to Issue #582 of Bitcoin Breakdown, where we’re bringing you your end-of-week Bitcoin Digest featuring all the need-to-know Quick Bits snippets and Quick Media. But first, today’s Top Stories:
Japan's SBI is consolidating regulated access through Bitbank while GoMining shows miners can build their own Stratum V2 blocks through a pool. At the same time, Strategy's drawdown is feeding the class-action machine, proving that custody, transaction selection and Wall Street leverage all create risks Bitcoin itself does not have.
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🇯🇵 SBI's Bitbank Deal Turns Japan Into a Scale Test
SBI Holdings agreed to acquire all of Bitbank for about ¥46.7 billion, bringing Bitbank together with SBI VC Trade. The combined operator would have roughly 2.92 million accounts and ¥1.1 trillion in custody, putting it ahead of bitFlyer and Coincheck in Japan's regulated market.
Why it matters: Bitcoin access in Japan is being absorbed by a bank-backed financial conglomerate rather than a Bitcoin-native startup. That adds regulatory scale, but also shows how custody demand keeps pulling Bitcoin into the same institutions it was built to route around. Read more→
Scale is one fight; block construction is another...
⛏️ GoMining Shows Miners Can Build Their Own Blocks
GoMining and DMND said GoMining built its own block template, selected its own transactions, and submitted it through DMND's pool using Stratum V2 Job Declaration. DMND validated the miner's version for block 955,318, so the pool smoothed revenue without choosing the transaction set.
Why it matters: Pool-level transaction selection has been a quiet censorship chokepoint. Stratum V2 keeps pooled mining economics while moving block-template power back toward miners, which makes Bitcoin's neutrality less dependent on a handful of large pool operators. Read more→
Then a drawdown turns into a legal business model...
📉 Rosen's Strategy Probe Follows the Drawdown
Rosen Law Firm is encouraging Strategy investors to ask about a potential securities class action after MSTR and related preferred shares fell sharply. The probe lands after Strategy's risk model, Bitcoin concentration, and preferred-share risks were already described for years in public Saylor appearances and SEC-filed offering documents.
Why it matters: Losses become the raw material of securities litigation because retail holders sit inside a volatile wrapper. For Bitcoiners, the interesting question is whether Wall Street wrappers around Bitcoin can survive the lawyers, leverage and settlement pressure they attract. Read more→
Bitcoin's supply held at a loss hits a record 10.83M BTC as prices dip below $59,100, surpassing levels seen at previous bear market cycle lows.
Evan Kaloudis, Founder of Zeus, says Apple forced them to remove direct donation features and links to its sponsor page, while Google raised no such objections.
Bitplanet, a South Korea-based AI energy and Bitcoin mining firm, signs a memorandum of understanding with Antalpha to deploy $10.8M in mining equipment across Oman and Paraguay.
Perception, founded by Fernando Nikolic, former Vice President of Marketing at Blockstream, exits beta and launches with integrations from BitGo, Swan, Relai, and Bitcoin Well, offering AI-driven market insights from over 1,000 curated sources.
Long-term Bitcoin holders, investors who have held BTC for over five years, are selling at a 19-month low, with analysts flagging September as a potential market bottom based on halving cycle patterns.
Matt Corallo, a longtime Bitcoin Core developer, urges Bitcoin projects to leave GitHub after Rust Lightning's account was banned without explanation or appeal options.
European Parliament's Economic and Monetary Affairs Committee approves a legal framework for a digital euro CBDC, targeting a 2029 launch.
Deribit, an options exchange, sees $10B in Bitcoin options expire Friday, with bullish bets souring as BTC slides below $60,000 amid thin quarter-end liquidity.
Morgan County, Alabama officials temporarily block a Bitcoin mining company called Voltcore from building a large facility near the small town of Somerville after hundreds of residents object.
Bitcoin's 500-day halving rule, a model that signals buying 500 days before each halving and selling 500 days after, points to a new BTC accumulation window opening in late November 2026.
Cantor Equity Partners, a special purpose acquisition company, delays the shareholder vote for Adam Back's Bitcoin treasury firm BSTR to July 2, pushing its planned Nasdaq listing.
BitGo, an asset custody and financial services firm, cuts 15% of its workforce as CEO Mike Belshe refocuses the company on security, trading, stablecoins, settlement, and ‘AI-powered infrastructure’.
American Bitcoin, Trump family's Bitcoin company, approves a 1-for-15 reverse stock split following overwhelming shareholder approval, consolidating outstanding shares to meet exchange listing requirements.
Alex Waltz, a Bitcoin researcher and filmmaker, uses forensic analysis of Hal Finney's debug(dot)log file, the Patoshi Pattern, and blockchain data to argue that Hal missed Bitcoin's launch, was at best the third node, and that Satoshi operated two nodes simultaneously (Jun 24 | 12:12 min watch).
Mark Moss argues that instead of chasing the exact bottom, investors should focus on three on-chain seller exhaustion signals and the 200-week moving average, data suggesting BTC at ~$63K is deep value territory with historically strong upside (Jun 24 | 17:21 min watch).
Hurley of Simply Bitcoin argues that fears of a Michael Saylor-triggered Bitcoin death spiral are unfounded, citing Strategy's war-chest balance sheet, BTC's historical shakeout patterns, and warning that fiat currency, not Bitcoin, is the true asset spiraling toward zero (Jun 26 | 20:51 min watch).
Rustin of Simply Bitcoin argues that Bitcoin Core's removal of the OP_return data cap in version 30 represents a coordinated institutional capture effort, tracing developer funding through Brink, MIT, and Paradigm to suggest incentivized protocol changes that threaten Bitcoin (Jun 25 | 24:54 min watch).
BTC Sessions, a Bitcoin educator and self-sovereignty advocate, speaking at BTC Prague 2026, outlines three technical strategies (passphrase-protected decoy wallets, trick PINs on hardware devices, and geographically distributed multisig setups) to protect bitcoin holdings from home invasion and physical coercion attacks (Jun 23 | 18:44 min watch).
Lyn Alden, author of 'Broken Money,' in an interview with David Lin, argues that Bitcoin’s price is under pressure as crypto's 'fake decentralization' narrative unravels and capital rotates toward AI investments like chip stocks and hyperscalers, with relief unlikely until that trend cools (Jun 26 | 2:01 min watch).
Thank you for reading!
