From /simplify to the Jedi Council: How I Built a Code Review with Kent Beck, Martin Fowler, and Mike Acton

Claude Code includes a slash command called /simplify that automatically reviews your code. I ran it on a hefty diff — about 500 lines across 8 files — and the results were… interesting. It found things I wouldn’t have noticed, but it also wasted my time pointing out stuff that didn’t matter. So, I took it apart and rebuilt it piece by piece. What Does /simplify Do? It’s a skill that comes bundled with Claude Code (you don’t install it). It launches three agents in parallel, each looking at the same diff from a different angle: ...

March 9, 2026 · Fernando