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Notes

Short-form opinions and refinements.

Quick takes on patterns, antipatterns, and current debate. Where articles establish positions, notes refine and react.

  1. DevOps

    The Andon Cord Is a Reward Structure

    The interesting thing about an andon cord is not the cord. Pulling a cord is trivial. The interesting thing is the answer to the question: what happens to the worker who pulls it?

  2. AI Engineering

    Evals Are Tests

    The reluctance to call AI evaluation harnesses tests costs more than the renaming saves. Tests get reviewed, run in CI, and have an owner. Evals deserve the same treatment.

  3. DevOps

    Trunk-Based Development Is Not About the Trunk

    The criticism of long-lived branches is usually framed as a criticism of the branch. The actual problem is batch size. The trunk is just where batch size becomes visible.