Writing

Notes.

Things I'm thinking about while building Substrate — agentic UX, the engineers who design the physical world, and what I'm learning along the way.

2026.05EssayThe knowledge wall.Where Substrate came from.6 min 2026.05Field notesWhat 150 users taught me about agentic UX.Notes from shipping Argus.7 min 2026.04EssayWhy I left Argus at Southampton.On building things that outlast you.5 min