Notes from Bran Yang on applied mathematics, AI-powered marketing, software, and learning to build businesses from the inside.https://branyang.me/en-ushttps://branyang.me/blog/a-place-to-think-in-public/https://branyang.me/blog/a-place-to-think-in-public/Why I am moving from solving problems for clients to building businesses—and why I want to document the journey in public.Tue, 15 Sep 2026 00:00:00 GMTStartupsBuilding with AIBuilding in Public