Framework · 1 note · discussed by Robby Stein

J-Curve Retention Analysis

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Lenny’s Podcast118 min

Inside Google's AI turnaround: The rise of AI Mode, strategy behind AI Overviews, and their vision for AI-powered search

Robby Stein · Oct 10, 2025
Key learnings
  • Search demand is expanding rather than dying: AI lets people ask more and harder questions, so growth comes from new query types…
  • Build a product from a real user problem and stay dissatisfied with the status quo; keep making it better until it tips into…
  • Use a J-curve retention analysis (day 7, 30, 90) to tell whether a product is flattening into real usage or steadily losing users.