FIELD NOTES

What the Work Teaches

Writing that accumulates rather than scrolls. Every note is connected to the system or workflow it came from. Follow a note back to its origin and the route lights up.

AGENTIC ENGINEERINGSOFTWARE ARCHITECTUREAUTOMATIONBUILDING PRODUCTSAI ECONOMICSFAILURE ANALYSISPRACTICAL EXPERIMENTSCAREER & CRAFT

The cheapest agent is a bash script

Where the automation continuum actually pays: replacing an agent loop with forty lines of deterministic shell, and how to spot the tasks where that is true.

AI ECONOMICSAUTOMATION

What a challenge round catches

A month of logging every plan that failed adversarial review: wrong assumptions about data shape dominate, hallucinated APIs are rarer than expected.

AGENTIC ENGINEERINGWORKFLOWS

Programmatic pages without the spam

The quality thresholds that keep generated local pages genuinely useful, and what happened to the ones that missed the bar.

BUILDING PRODUCTSFOUNDMYPRO

Two near-misses with autonomous upgrades

The dependency-upgrade experiment that got discarded: what the tests missed, and why "green" was not the same as "safe".

FAILURE ANALYSISLAB

Why Sentinel is not launched

Liability, trust and the discipline of delaying a product whose failure modes land on someone else's production system.

BUILDING PRODUCTSSENTINEL

From service floor to system design

What hospitality operations teach about software: standards are behaviour under pressure, and every system is judged at its worst moment.

CAREER & CRAFTABOUT