01 / Writing

Notes from the build.

Architecture, .NET, cloud, AI, and graph databases — written from production, not theory.

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Featured · June 26, 2026 · 6 min

Two Bugs Hiding in Our OpenTelemetry Pipeline: CORS Preflights and the NUL Byte That Killed a Whole Batch

Two silent production bugs in an OTLP observability pipeline. One blocked every browser telemetry client, the other dropped whole log batches. Here is the root cause, the fix and the repro for each.

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