Building Cineo (cineoai.com) - a smart film companion that helps you decide what to watch tonight. We needed a database that could handle complex personalization at scale without a massive infrastructure overhead. Supabase gave us everything in one place: Postgres, auth, real-time, and the vector capabilities our recommendation engine needed. For a small team that wants to move fast and focus on product, not DevOps, it's a no-brainer.