The silent assumption in the default
2026.146The config said workers: 4. The machines had 32 cores. The number had been there since 2017. Nobody chose it. Nobody knew why.
Code-Reading
tag:
code-reading
all tags →2026
The mask in the README
2026.139An attention mask drawn in ASCII, and the architectural trade it names.
The onboarding doc is a time capsule
2026.125It says install Go 1.8. The service is running Go 1.11. That's not negligence. That's the date.
Git log as archaeology
2026.101The code is a summary. Git is the document. When an RCA stops making sense from the current source, you read backwards.
The config file
2026.096Connection pool sizes, retry counts, timeouts, commented-out endpoints -- and the archaeology of values that survived production.
The margins
2026.090190 spinner verbs. A thinking indicator nobody specced. Reading Claude Code's source -- and what engineering taste looks like when nobody's watching.
Reading code
2026.058Scanners find what's syntactically wrong. The interesting issues live in assumptions -- and assumptions don't have signatures.