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Short, self-contained explainers on how AI answer engines actually work — written from the same research that runs our measurement loop, without the category’s usual self-ranking listicles.
Retrieval vs memory, query fan-out, citation concentration, and the answer-unit writing rules — the mechanics that decide whether an engine can quote you.
The thirty-second curl test, server-rendering the words that matter, letting the right bots in, and why llms.txt is hygiene rather than a lever.