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- Jul 26, 2026A missing checkpoint in the code that landed Apollo 11I went looking for a mistake in the most carefully checked software ever written. I did not expect to find one.
- Jul 12, 2026DDD in Go: questions I get askedAfter a few years of go-ddd being out there, the same handful of questions come up again and again. Here are honest answers, including when not to use any of this.
- Feb 14, 2026Every cent reconciles: building a banking ledger from zeroWhy double-entry bookkeeping is the most under-appreciated data structure in software, and what building one under regulatory supervision taught me about correctness.