Article // Intelligence
RiskReversal Recap · Aug 21, 2026 · Dan Nathan
Former Twitter CEO Dick Costolo on Elon's Chainsaw, The AI IPO Landscape, and Life After The Bird App
What's interesting
- Mentions Twitter
- Mentions Second City
- Mentions Kalshi
- Features Paul Costolo as a guest
- Discusses Fidelity Trader+
- Discusses AI
- Discusses Venture capital thesis
- Sponsor detected: Fidelity Investments
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