Andrew Chen's Startup Lecture 3: Ideas Before Tools

a16z's Andrew Chen released the third lecture in his startup ideas course, arguing after reviewing thousands of retention curves that bad retention cannot be fixed later—founders should validate the idea before picking tools.

2026-10-16 ~ 2026-10-16 · 2 related posts

• Andrew Chen's Lecture 3: How to find startup ideas worth building, proven better than new — richardreis · 2026-10-16
• Andrew Chen's Lecture 3: You cannot fix bad retention — ideas before tools — richardreis · 2026-10-16