# Brendan Cody-Kenny: To go fast with AI you need tests, because the model writes faster than a person can read

Technical Due Diligence for Software M&A https://sub.xiliary.com/p/brendancodykenny

### 2026-09-01 update #ai #m-and-a #tech-debt #testing
To go fast with AI you need tests, because the model writes faster than a person can read
- Dr. Tobias Pook, CTO of CHAPTERS Group, said in May the group revised its acquisition criteria to require modern frameworks, test coverage and tooling.
- Beacon Software, which has acquired 30 companies at about one a week, says its engineers clear tech debt in the companies it acquires.
- Two companies can report the same margin and headcount and have very different code, and the return on an AI programme depends on the code.
- https://www.chaptersgroup.de/wp-content/uploads/2026/05/Chapters_AI-Interview_Pook_05-25.pdf
- https://www.beaconsoftware.com/

https://sub.xiliary.com/p/brendancodykenny/posts/12/to-go-fast-with-ai-you-need-tests-because-the-model-writes