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Be kind to every kind

I have been a software developer for over twenty-five years. This is my corner of the web for whatever I want to write about: things I have built, things I have noticed, and the occasional photo. Away from the keyboard it is Buddhism, drum and bass, growing vegetables, history, electronics and dogs.

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How to build WebMCP tools: lessons from a fediverse hashtag index

03 SEPT 202613 min read

What it takes to add WebMCP tools to a real site: registering on document.modelContext, writing descriptions the agent routes on, and designing tools that can refuse. Lessons from my WebMCP Challenge entry.

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12 JUL 2026Building an overhead flight display with an ESP32 and MicroPythonHow I built a small ambient display that shows the flight number and origin of aircraft passing over the house, and why the whole thing ended up running on the microcontroller rather than in the cloud.