Volume III · Bitcoin · Money Research

12 — How Bitcoin Could Reproduce the Old Crises

The thesis

Historical monetary and intermediary crises offer mechanisms to test around Bitcoin: custodial claims, leverage, redeemable tokens, debt-deflation channels, bank links, public-asset sales and technical failure. Bitcoin's protocol did not abolish all banks or custody, and the current record does not show faithful replicas of each named national crisis. This chapter treats 1907, 1929, 1930s, 2008 and 2023 references as conditional analogies, not identical causes, measured spillovers or proof that protections are absent in every crypto intermediary.

1. Custodians: the bank run without a central bank (analogue: 1907, 1930–33)

The exchanges and lenders that hold bitcoin for others can create bank-like run risks: they accept assets, promise redemption, and may lend or lose the assets. Mt. Gox, QuadrigaCX and the 2022 crypto-lender failures illustrate different versions of this risk, though their legal forms and protections differed from historical banks. In 2022, Celsius, Voyager, BlockFi, Genesis and FTX froze withdrawals or failed amid concentrated loans, illiquid assets and missing customer funds; the comparison to 1907 is an institutional analogy, not an identity of causes or losses. “Proof of reserves” is not a standardised audit. According to the PCAOB's investor advisory, a report may omit liabilities, rights to assets or temporary borrowing depending on its procedures; even a broader point-in-time report cannot by itself establish future solvency. The report's stated scope, not its label, determines what can be concluded. PCAOB staff investor advisory.

Custodian concentration and legal segregation of client assets are stress questions requiring the named trust agreement, custodian contracts, applicable bankruptcy law and dated assets. The former Coinbase ETF-share/client-asset/revenue figures are withheld pending issuer filings and non-overlapping custody definitions. A hypothetical failure cannot be called “Mt. Gox with pension funds” without a specified legal vehicle, claimant rights and exposure inventory. iShares Bitcoin Trust ETF, June 2026 Form 10-Q, trust and custodian structure.

2. Leverage: the margin cascade (analogue: 1929 margin loans, 1987 portfolio insurance, LTCM 1998)

Automatic margin liquidations can amplify selling when collateral values fall, but venue leverage limits, open interest, prices and realised losses vary by exchange and contract. The former October 2025 $19 billion liquidation total, universal 100× limit, “largest” rank and Three Arrows/Grayscale creditor bundle are withheld until original venue records, administrator filings and contract/price series are accepted. The 1929, 1987 and LTCM comparisons identify mechanisms; they do not establish equal causes, loss scale or an automatic transmission path for every 2026 move.

3. Treasury companies: the leveraged investment trust (analogue: the 1929 trusts)

A Bitcoin treasury company can issue equity or debt against an asset whose market value changes; financing terms, covenant protections and shareholder dilution depend on its own filings. The former Strategy coin balance, preferred-coupon/dividend obligations, June 2026 “first sale,” mNAV/share-price trajectory, listed-company exits and forced-sale estimate are withheld until same-date SEC filings and a specified share/enterprise-value denominator are accepted. A premium cycle is a possible mechanism, not proof the company must pay every dividend by selling coins or has already liquidated. Strategy SEC Form 8-K, 29 June 2026.

4. Stablecoins: the money-market run (analogue: Reserve Primary Fund 2008, wildcat banks 1837–62)

Stablecoins are a category, not a single par-value contract. Some asset-backed issuers promise conversion at a target price and can face rapid redemptions if holders doubt reserve quality or timely access; algorithmic tokens use a different stabilisation mechanism and may fail without a portfolio to redeem against. The BIS describes the 2022 TerraUSD collapse and temporary losses of peg and redemptions among some asset-backed stablecoins. Those episodes illustrate distinct mechanisms, not an inevitable identical run on every token. The 2008 money-market-fund analogy is useful for an issuer with short-term assets and redeemable liabilities, but a holder's rights, reserve assets and protections must be checked for each issuer. BIS, *The future monetary system*, ch. III and box A.

For permitted payment-stablecoin issuers in the United States, the GENIUS Act requires identifiable reserves at least one-to-one against outstanding tokens, permits several specified liquid asset classes beyond cash and Treasury bills, and requires a disclosed redemption policy. It excludes federal deposit/share insurance for the payment stablecoin. These enacted provisions do not establish that a named issuer complies, that every token falls within the law, or that all holders have identical redemption access. The Act's effective date is conditional under section 20. A large redemption episode could force reserve-asset sales and affect bill markets, depending on holdings, liquidity and market depth; no fixed spillover magnitude or replay of the 2008 panic follows from this analogy alone. Enacted GENIUS Act, §§2–4, 7(e), 20; BIS, *The next-generation monetary and financial system*, ch. III, “Additional concerns around stablecoins”.

5. Deflation: the 1930s in a fixed-supply economy (analogue: 1929–33)

A Bitcoin-denominated economy could not increase the protocol's base issuance in a downturn. That does not mean every measure of money or credit would be fixed: redeemable bank claims could expand or contract, while fully reserved transaction accounts could coexist with lending of existing Bitcoin through other contracts. Whether a central bank could lend emergency claims would depend on the chosen conversion arrangement and its reserves. If prices and wages fell while nominal Bitcoin debts remained fixed, debt burdens could rise and distress sales could amplify a contraction; this is a possible debt-deflation channel, not an event already observed in a Bitcoin-denominated national economy. Weber, 2016, §§2–4; Bank of England, *New forms of digital money*, box A.

Reserve-asset losses are a separate exposure, not a realised version of that economy-wide mechanism. A state holding a large Bitcoin share could face a mark-to-market loss when it needs liquidity, but the size, sale timing and fiscal transmission would require dated portfolio evidence. The examples and dollar totals in this chapter still need that verification.

6. Contagion into the banking system (analogue: 2008 shadow banking)

The 2023 failures of Silvergate and Signature raise a separate question: how can crypto-related deposit outflows and traditional banking risks reinforce each other? That question requires bank-specific evidence, not a claim that crypto alone caused either failure. The Basel Committee's cryptoasset exposure standard has an international implementation date of 1 January 2026, not 2025. Its 1,250% Group 2b risk weight and Group 2 exposure thresholds apply to specified bank exposures, subject to jurisdictional implementation; they are not a uniform rule for all custody, payment and lending activity. Basel Committee, SCO60, 60.83–60.86 and 60.116–60.119. The size and timing of any spillover from bitcoin-backed lending to conventional finance remain empirical questions.

7. Sovereign and concentration risk (analogue: central-bank gold sales; the 1960s gold pool)

Public holding and disposal can influence Bitcoin markets, but seizure, final forfeiture, Treasury reserve inclusion and sale are separate legal events. The U.S. order says eligible reserve BTC shall not be sold subject to its terms; that does not establish a current balance or future statutory durability. The former Germany/Mt. Gox quantities, price-causation window, distribution deadline, Lummis bill projection and categorical conflict claim are withheld pending official sale accounts, court orders, enacted bill status and matched market data. A proposed state purchase or sale needs authority, amount and execution date before it becomes an outcome. U.S. reserve order, §3.

8. Mining and security shocks (analogue: the 1970s oil shock, for an economy dependent on one input)

China's 2021 mining ban and the 2022 miner bankruptcies show that changes in location, costs and revenue can redistribute hashpower. Bitcoin retargets difficulty every 2,016 blocks, so a sudden hashrate decline can slow blocks until the next adjustment; “two weeks” is a target interval, not a guaranteed maximum lag. Pool concentration creates a separate block-construction and censorship question. The next subsidy halving reduces BTC awarded per block, but does not mechanically halve fees, dollar-denominated miner revenue, hashrate or attack cost. Those outcomes require scenarios for price, fee demand, energy and hardware costs, and difficulty. Bitcoin Developer Guide, “Block Chain”.

9. Technical black swans (no analogue: the cap is a software promise)

Bitcoin's 2010 overflow incident and 2018 inflation bug show implementation risk. A future cryptographically relevant quantum computer could threaten outputs whose public keys are exposed, but its arrival date and the affected balance depend on technical assumptions. BIP-360 and BIP-361 are drafts, not activated remedies or deadlines. The former addresses one long-exposure attack surface; the latter proposes conditional migration phases and leaves important rescue details unresolved. The risk is serious enough to plan for without describing a speculative date or an unapproved freeze as settled. BIP-360; BIP-361.

The pattern

Custodians, lenders, leverage, treasury vehicles and stablecoins can transmit runs or forced sales in ways that resemble earlier financial arrangements. Bitcoin's protocol also has distinct software, mining and signature risks. The analogies above identify mechanisms; they do not establish that Bitcoin has reproduced each named national or global crisis, that legal protections are identical, or that a future macro crisis is inevitable. The scale of any spillover depends on dated exposures, bank connections, reserve assets, liquidity arrangements and applicable law. Those measurements remain necessary before this chapter can move from institutional analogy to a claim about systemic outcomes.

Key takeaways

Bitcoin's design avoided a central issuer, while the market built custodians, lenders and leveraged claims around it. Historical bank runs and investment-trust collapses offer useful analogies for those arrangements, but the similarity does not establish identical protections, causes or losses. Software defects and a potential future quantum threat add different technical risks. There is no activated Bitcoin quantum-migration deadline: proposed remedies remain drafts, and both the threat horizon and legacy-output treatment are uncertain. Channels into traditional finance include fund shares, bank custody, crypto-backed loans and stablecoin reserve assets; their size and safeguards require separate dated measurement. BIP-360; BIP-361.