Rowan Stone is the CEO of Sapien, a decentralized data foundry where AI models can access verified human expertise worldwide. They've raised raised a $10.5M round led by Variant. He's also the co-creator of Coinbase's layer 2 network called Base.Rowan's favorite book: Outlive (Author: Peter Attia)(00:01) Introduction(01:09) The Flaws in Centralized Data Models(04:10) Mechanism of Knowledge Transfer and Expert Incentives(07:08) Supply, Demand, and Market Dynamics for Training Data(10:22) Chain of Thought Reasoning and 3D/4D Data Use Cases(12:22) Building the MVP: What Worked and What Didn’t(15:17) Acquiring the First Five Customers(17:59) What They Got Right and What They’d Change(20:15) How to Scale from Early Customers: Advice to Founders(22:02) Data Infrastructure Opportunities in 2025(25:57) Designing AI-Native Databases(28:04) Biggest Startup Challenge: Messaging and Clarity(30:22) Future of Data Collection Mechanisms (2 to 5 Years Out)(32:07) Autonomous Vehicles and Demand for 4D Data(35:33) Emerging AI Use Cases: Memory, Wearables, and Robotics(36:19) Rapid Fire Round--------Where to find Rowan Stone: LinkedIn: https://www.linkedin.com/in/rowan-stone/--------Where to find Prateek Joshi: Newsletter: https://prateekjoshi.substack.com Website: https://prateekj.com LinkedIn: https://www.linkedin.com/in/prateek-joshi-91047b19 X: https://x.com/prateekvjoshi 

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