Engineering executive and practicing architect. I work out what changes in a software organization when AI becomes part of the system, and I show the evidence.https://joshvanstone.com/enhttps://joshvanstone.com/writing/model-output-is-not-telemetry/https://joshvanstone.com/writing/model-output-is-not-telemetry/An agent deleted production data, then told the operator the rollback was impossible. It was not. A model-generated statement about the state of your system is not a measurement of that state, and that one distinction does more architectural work than anything else these systems changed.Tue, 25 Aug 2026 00:00:00 GMTHow AI systems failhttps://joshvanstone.com/writing/colophon/https://joshvanstone.com/writing/colophon/What this site runs on, and the deliberate absences: no analytics, no comments, no scripts.Sun, 23 Aug 2026 00:00:00 GMTNotes