Korean entertainment has become global, but the infrastructure behind its data is still surprisingly broken. Information about a single show is often scattered across multiple platforms: one site for Korean ratings, another for streaming availability, another for cast data, another for box office numbers, and several with no public APIs at all. This is Part 2 of a series. In Part 1 , I covered how I unified data across 10 APIs and web scrapers into a single database designed to power an MCP server. But collecting the data was only half the problem. Once you have 10 independent sources feeding into the same system, the real engineering work begins: how do you run all of them reliably, on a schedule, writing to a shared database, without the entire pipeline breaking every time one site changes its HTML structure? This is the story of building the pipeline that keeps the Korean entertainment database alive.…