Over a decade ago I rebuilt a small business's web application. By small I mean it was a one person company, the app was used by maybe a dozen clients, and the

Over a decade ago I rebuilt a small business's web application. By small I mean it was a one person company, the app was used by maybe a dozen clients, and the rewrite took me 10 hours. Imagine my surprise when one day I'm browsing Hacker News and I see a comment on some unrelated article absolutely lambasting how I built the core feature of the web app. It was referenced by direct URL, no mistaken identity or projection. (Their critique was correct in many important ways, but also: the client loved it.)