Diary of a rewrite, episode 2 of 4. Translating your code line by line is the surest way to get it all wrong… In the previous episode we told the story of why we cancelled our own stack decision halfway through, and why we went back to R. If you have not read it, no worries: this one stands on ...

Diary of a rewrite, episode 1 of 4. In February 2026 we chose React to rebuild an internal tool, knowing full well it would take twice as long as doing it in R. It was a deliberate trade: we were not buying an application, we were buying skills. In June, halfway through, with two milestones already delivered, we stopped everything ...