Every conversational analytics demo follows the same script. Someone connects a model to a clean warehouse schema, types "show me revenue by region last quarter," and gets a correct chart in four seconds. The room nods. Then somebody says the sentence that has launched a thousand doomed pilots: "Now let's roll it out to the whole company." I have spent the last few years doing exactly that rollout — building governed conversational analytics on Looker and its semantic layer, most recently exp...