The Copy‑Paste Trap: When Knowing “Everything” Still Leaves You with Nothing

I’m a full‑stack MERN developer. I work with Next.js, PostgreSQL, GraphQL, Docker, Python, RAG pipelines, and Generative AI. I can spin up a production app in a weekend, wire a vector database into a chat interface, and deploy a serverless function before my coffee gets cold. Last month I integrated a RAG system for a client. Chat, Grok, Claude, DeepSeek‑something gave me a beautiful, 200‑line chunking-and-embedding function. It worked perfectly on the first run. I felt unstoppable. A week later