All-In with Chamath, Jason, Sacks & Friedberg

1929 vs 2025: Andrew Ross Sorkin on Crashes, Bubbles & Lessons Learned

October 16, 2025

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  • The 1929 market setup was characterized by a massive, unregulated expansion of consumer credit, zero risk underwriting, and corporations using balance sheets to fund stock speculation, similar to a 'go-go era'. 
  • The creation of wealth in the 1920s fostered a social contagion where ordinary investors, fueled by new media like magazines and radio, sought to emulate the success of famous financiers, often with borrowed money. 
  • The Glass-Steagall Act, often cited as a consumer protection measure, was largely the result of political lobbying by competing banking factions (like Chase and the Rockefellers) aiming to marginalize J.P. Morgan. 

Segments

Motivation for 1929 Book
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(00:00:00)
  • Key Takeaway: Andrew Ross Sorkin wrote “1929” because existing historical accounts lacked the character-driven narrative found in his previous works like “Too Big to Fail.”
  • Summary: Sorkin sought to provide a character-driven story about the 1929 crash, noting that most people only know the event occurred but lack details on the motivations and interactions of the key players. He found existing books on the period lacked the human element he prefers in financial history narratives. His research involved accessing private transcripts of figures like Thomas Lamont.
Setup of 1929 Crash
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(00:03:36)
  • Key Takeaway: The 1929 crash was preceded by a fundamental shift in American finance starting in 1919, where credit became morally acceptable, leading to widespread margin lending (10-to-1) with zero risk underwriting.
  • Summary: General Motors and Sears Roebuck pioneered consumer lending in 1919, which was quickly followed by banks like National City (Citigroup) offering massive margin loans for stock purchases. This era featured no SEC or regulations, allowing brokerage houses to proliferate with minimal oversight. The stock market rose 48% in 1928 alone, fueled by this easy credit and technological excitement around radio (RCA being the NVIDIA of its time).
Social Contagion and Media Role
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(00:07:57)
  • Key Takeaway: A social contagion drove ordinary investors, often recent migrants to cities, to seek wealth, amplified by new media that celebrated financiers like John Rascob, whose mantra was “Everyone Ought to Be Rich.”
  • Summary: The desire for wealth shifted from a Horatio Alger work ethic to a lottery-like aspiration, driven by seeing elites succeed. Media outlets like Time and Forbes began featuring CEOs on covers, making them rock stars alongside athletes. This environment, combined with easy margin access, created a powerful incentive for the public to participate in the speculative boom.
Speculation vs. Regulation
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(00:14:42)
  • Key Takeaway: Speculation is the necessary twin of innovation, requiring risk capital, but the fundamental challenge is creating systems that encourage necessary risk without letting it spiral out of control.
  • Summary: Sorkin argues that speculation is essential for price discovery and innovation, citing figures like Elon Musk who required early speculative capital. The regulatory response often only materializes when losses hit the consumer, leading to rules like the accredited investor rule, which restricts access to private opportunities for non-wealthy individuals.
Key Characters of 1929
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(00:19:29)
  • Key Takeaway: The central conflict involved Charlie Mitchell, the pro-lending banker nicknamed “Sunshine Charlie,” pitted against Congressman Carter Glass, who railed against “Mitchellism” and advocated for regulation.
  • Summary: Mitchell, head of National City Bank, was the era’s equivalent of Michael Milken, promoting credit expansion and defying the Federal Reserve’s informal requests to stop lending to speculators. Carter Glass, described as the Elizabeth Warren of his time, opposed Mitchell’s actions, leading to the eventual creation of Glass-Steagall, which Sorkin claims was driven more by inter-bank lobbying than pure consumer protection.
Modern Bubble Types and AI Impact
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(00:23:24)
  • Key Takeaway: While leverage exists in areas like private credit and real estate, the current AI investment phenomenon is largely driven by real corporate cash flow, though the economy appears levitated by Mag 7 performance.
  • Summary: Sorkin is unsure if the current situation is a monetary, inflationary, or speculative bubble, noting that the AI boom is keeping the economy afloat, potentially masking weakness elsewhere. He suggests that the current phase of AI adoption is focused on speed and ’novelty slopware,’ and true productivity gains that impact employment will take longer as companies focus on quality outcomes.
Socialism and New Deal Context
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(00:35:16)
  • Key Takeaway: The immediate rise of socialist sentiment seen after the 2008 crisis did not occur after 1929 because the market crash was initially slow, and the public’s expectations were lower before the New Deal promises.
  • Summary: Hoover’s policy mistakes, including tariffs (Smoot-Hawley), exacerbated the crisis, leading to tent cities (Hoovervilles) by 1932, which fueled the political shift. Roosevelt’s victory was initially driven by the prohibition issue, but the New Deal’s bank holiday and subsequent spending created the environment where capitalism’s failure was blamed. The post-WWII American dream of homeownership and education was a function of unique post-war economic dominance, not the 1929 expectation.
Fiscal Policy and Tariffs
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(00:40:34)
  • Key Takeaway: The need for a new social compact today centers on the paradox of needing to cut government spending to stabilize the dollar, yet the public demands more services funded by increased spending, which distorts markets.
  • Summary: Government spending on promised services like education and healthcare inflates costs because the market force is only ‘buy,’ not ‘sell,’ leading to unsustainable cost increases. Tariffs, while potentially necessary for national security and resource independence (preserving optionality), come at a premium cost to consumers, a cost that is often externalized from economic models.