The self-described front page of the internet spent nineteen years as a scrappy forum before going public. Now its archive of human argument has become one of the most valuable training grounds in artificial intelligence.

Peter Yang is a product leader turned creator economy educator, currently a Principal Product Lead at Roblox with a decade of experience shipping features at Facebook, Twitter, Twitch, Credit Karma, and Reddit. He runs Behind the Craft, a Substack newsletter and podcast with 148,000+ subscribers focused on practical AI tutorials and interviews with top product and AI leaders. He invented Twitch Raids, launched Reddit Talk, and grew Facebook Live from zero to millions of viewers — and now teaches 100,000+ subscribers how to build products and careers in the AI era.