RAG / note 03
Zero-hallucination is an infrastructure stance
Reliable retrieval is a product and infrastructure problem before it is a prompting problem.
RAG
Evaluation
Teams often over-index on prompt tuning while under-investing in chunking, source trust, freshness, and evaluation loops.
This note stub exists to freeze the content model for the notes system: one lead idea, tags, and a body that reads comfortably on desktop and mobile.