There’s a compression library called xz-utils. You’ve never heard of it. It’s in every Linux distribution, most servers, probably your phone. One guy maintains it. Or he did, until recently. This year, someone found a backdoor in xz-utils. Not a bug. A deliberate backdoor, carefully hidden over months through seemingly …

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Thirty days. That’s how long I committed to using GitHub Copilot for every single coding task. No cherry-picking easy wins, no turning it off when things got complicated. I wanted to know: is this actually useful, or just glorified autocomplete? The short answer? Both. And neither. Week one was rough. Copilot suggested …

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