Excess Returns

Podbit · Excess Returns

The $2 Trillion Question | Tobias Carlisle on SpaceX, the AI Buildout, and the Rotation No One Sees

Explore episode Jun 20, 2026
History
Technology Booms Always End the Same Way — Six Times in History

The $2 Trillion Question | Tobias Carlisle on SpaceX, the A… · Jun 20, 2026 History

The pattern is the same every time: telegraph, railways, electronics, dot-com, and now AI. Investors get too excited, bid up picks-and-shovels sellers alongside the technology itself, and eventually everything returns to earth. The human behavioral response has never changed, even as the technology itself has transformed.

Where this was said

Is buying the S&P 500 more speculative than investors realize?

At 37:10 · chapter starts 35:17

Carlisle argues that large-cap tech companies keep breaking historical growth base rates, but speculation is rife. Individually and collectively, S&P 500 names are expensive.

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