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I just read another post introducing traces, metrics, and logs using that analogy, which reminded me to re-share that excellent piece by Ted Young on The New Stack from a few years ago: Modern Observability Is a Single Braid of Data Ted argued the pillars are no longer load‑bearing and suggests a better framing: the “Single Braid of Data”. So let’s wheel the pillars into the museum, rope off the exhibit, and hang a small plaque: “Historic framing.” As we do with once‑cherished pillars that are no longer load‑bearing. ...

I have a confession to make: I struggled for a long time with the statement: “Observability helps you uncover unknown unknowns.” It never quite sat right with me. If you can uncover an “unknown unknown” using Observability, wasn’t it always, in some sense, a known unknown? Or perhaps even an unknown known you just hadn’t noticed? That logical loop kept bothering me. Recently, I realized where my understanding failed, and thought this might be worth sharing: ...