Found at “Five Ways to Use OpenTelemetry Beyond Observability” on 2026-09-16T18:14:43+02:00.

The most common reason teams end up stuffing bodies into spans is that they want to reproduce something. A trace tells you a call took 4,218 milliseconds and returned a 500. It does not tell you what was in the request that caused it, and when the incident is over the trace is not something you can run again.