2+ day, 15+ hour ago   (1071+ words) Business documents are messy in ways software does not like. A financial disclosure may contain nested tables and footnotes. A lease agreement may split one clause across several pages. A compensation report may use custom headings, while a sustainability report…...

1+ week, 2+ day ago   (1665+ words) Over the years, working with enterprise data, analytics, reporting, and production systems has made me increasingly cautious about one particular statement: “The system worked exactly as designed.” Sometimes, that is reassuring. Other times, it is the beginning of a much…...

1+ week, 4+ day ago   (1023+ words) Every backtest report has a line that says maximum drawdown. Mine said 15.3R. I used that number to size positions for years, and it took me an embarrassingly long time to notice that it is not a risk estimate. It is…...

2+ week, 5+ day ago   (719+ words) Ask an LLM to write a PRD and it will often produce a beautiful lie. The headings are right. The tone sounds professional. User stories appear in a tidy list. Edge cases have names. The document feels complete because language…...

3+ week, 3+ day ago   (966+ words) Every automated system that still has a human with override permissions is not an automated system. It is a hybrid, and the human half never gets profiled. None of that shows up in a trade log. A trade log records…...

3+ week, 4+ day ago   (1119+ words) LLM ranking demos can feel almost magical. You send a query, the model reads a set of candidates, and a clean, ordered list appears. Then the same system goes into production, and suddenly, the fast demo has a long tail,…...