Hi everyone, I'm a self-taught developer from China. I work as a delivery rider from 8 PM to 8 AM, and I code in every spare moment between shifts. In June 2025, I finished a shift, lay down in bed, and started scrolling through videos. I came across a course on AI Agents. The structure was: receive input → call tools → output → memory. And a question popped into my head: "Why can't we have two AI brains talking to each other, cross-validating information?" A whole string of ideas followed. And