{"url": "https://sub.xiliary.com/p/brendancodykenny/posts/5/the-great-software-rewrite-has-begun", "author": {"handle": "brendancodykenny", "name": "Brendan Cody-Kenny", "headline": "Technical Due Diligence for Software M&A", "url": "https://sub.xiliary.com/p/brendancodykenny"}, "post": {"id": 5, "url": "https://sub.xiliary.com/p/brendancodykenny/posts/5/the-great-software-rewrite-has-begun", "kind": "update", "summary": "The great software rewrite has begun", "details": ["Feed the old system to AI as a behavioural spec, let it rebuild, and run both until they match. Weeks where it used to be years.", "If a rewrite costs a fraction of last year, the acquired asset is the spec, the tests and the people who know the failure modes.", "For M&A the question becomes who on this team could regenerate it if they had to."], "links": [], "tags": ["ai", "due-diligence", "m-and-a", "rewrite"], "happened_on": "2026-05-18", "created": "2026-09-27T13:15:34.920843Z", "edited": "2026-09-27T13:58:42.699732Z"}}