Josh Lospinoso
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The Error Message Was Local
This Field Note begins with a familiar little violence: a red compiler error, sermon-length template noise, and the strange relief of discovering that…
Aug 30
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Josh Lospinoso
The Piano Kept Its Own Time
A professional day can leave a weather system behind it.
Aug 23
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Josh Lospinoso
The Room Was Out of Air
There is a kind of meeting room where the oxygen leaves before anyone has named the problem.
Aug 16
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Josh Lospinoso
1
The Sentence Changed the Room
The room in this week’s Field Note is ordinary: melted ice, lemon peel, tired glasses, a table doing what tables do after a gathering has technically…
Aug 9
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Josh Lospinoso
The Supports That Leave a Scar
I was cleaning up a 3D print and hesitated with the cutters.
Aug 2
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Josh Lospinoso
1
July 2026
The Scorecard Was Not the Candidate
An interview scorecard can look more complete than the interview felt.
Jul 26
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Josh Lospinoso
ARM64 Is Not Just x64 With More Registers
Here is a small AArch64 bug:
Jul 25
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Josh Lospinoso
When a Decode Looks More Certain Than It Is
A field table can make partial evidence look official. The useful move is learning where the artifact stops and the stronger story begins.
Jul 24
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Josh Lospinoso
After the Thing Stands
The room at the center of this essay is not a clean design object.
Jul 23
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Josh Lospinoso
The Workshop Has Changed
The object in this essay is small: an AGENTS.md file open beside a red test runner and a planning note.
Jul 22
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Josh Lospinoso
C Constructs That Still Don't Work in C++ - and a Few That Changed
C++ is not a superset of C.
Jul 21
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Josh Lospinoso
The ABI Is the Boundary
This Rust declaration is not just convenient syntax:
Jul 20
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Josh Lospinoso
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