Hamish Burke

The City

I saw AI Office showing Claude Code agents as robots at desks, and wanted something that fitted the way I work. In The City, each project folder is a building and each team has a floor of robots, so I can see which ones need me.

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You Inc

I wanted one view of what I own, owe, earn and spend. I built You Inc around a ledger, then took the accounts and billing back out so people could run it on their own machine.

Writing

Sharing my GPU with friends

Sharing a GPU with friends sounded like a weekend of work. The real problem was who is allowed to reach the hardware, and what a cost figure means when most of it is allocation rather than measurement.

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Sprint Coach

Nathan’s coaching business grew by word of mouth. His first website needed to show athletes and parents who they would be training with, and make the next step easy.

One 5W host, two doors

Raspberry Pi 4 · 8GB

Public: Cloudflare Tunnel Photos · files · calendar
Admin: Tailscale SSH · Postgres · SMB
Memory: 7.26 GB allocated 9.25% headroom
Restore tested: 1h 45m Under a 2h target

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Home Lab

What would happen if I lost the machine running my home services? I built a small server around that question, then tested a full recovery.

Reading

A shelf of what I’ve read and what I’m on now, with a note under each about how I came to it.

On my bookshelf

Idle GPU, billed at cost

Two services, one trust boundary

Always on: Accounts · ledger · invoices Reachable with your PC off
Outbound tunnel: No open ports The host connects out; nothing connects in
Your machine: Ollama · Blender Only while powered on

kWh rate × GPU watts = price. No markup.

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GPUShare

My desktop GPU sits idle most of the day. I built a way for friends to share it for local AI and rendering, with the limits of a home machine visible.

All work