A “cute idea” until it wasn’t: RealRoots walked into YC as an overlooked consumer play and walked out with $9.4M ARR and an oversubscribed round. Summary: In this YC-insider episode, Dorothy Li (RealRoots) breaks down how AI-powered friendship matchmaking turned into real traction across 80+ cities. We unpack the demo day shock, the stigma shift (friendship ≈ dating 10 years ago), and the manual-to-AI playbook that de-risks consumer. We also cover investor blind spots, GTM math (cold DMs → paid), and why cofounder fit is a “you’ll know in 10 seconds” decision. You’ll learn: -Why “consumer is back” at YC—and how RealRoots rode a stigma shift -The manual-first, AI-next method that actually finds PMF -How 2–3k cold DMs converted to 11% paid ($20) and seeded the funnel -The marketplace + AI stack behind curated IRL events at scale -Investor pattern errors: scar tissue vs. behavior/tech inflections -Co-founder tactics, hiring posture, and sustainable pace vs. 9-9-6 Chapters: 00:00 Introduction to RealRoots and Demo Day Success 00:48 Meet Dorothy Li: Founder of RealRoots 01:32 The Problem of Loneliness and Finding Community 02:43 How RealRoots Uses AI to Build Friendships 04:02 Expansion and Success of RealRoots 08:07 The YC Experience and Its Impact 17:39 Overcoming Stigma and Building for the Future 29:27 Investor Hesitations and Scar Tissue 30:12 Challenges in the Friendship App Space 30:59 The Concept of 'Targets' in Startups 32:04 The Importance of Consumer Behavior and Technology Changes 33:04 Co-Founder Story: Meeting Through RealRoots 36:16 Manual Efforts in Early Startup Stages 38:49 The Impact of a Co-Founder 39:45 Work-Life Balance in Startups 44:18 YC's Focus on Younger Founders 48:21 Validating Your Startup Idea 55:09 Customer Acquisition Strategies 56:30 Conclusion and Final Thoughts Watch now and subscribe for more smart, fast, founder-first interviews. Listen on the go: Spotify: https://open.spotify.com/show/1u1JyRKH8JYFjhBkvTUOAP Apple: https://apple.co/4cZ8RMm My other YouTube Channel: https://www.youtube.com/@GJarrosson