SvF

Writing Notes from the build

Writing

Notes from the build.

How I design and ship AI products: the decisions, what they cost, and what broke on the way.

18 Oct 2026 · 4 min read · WREN · shipping · Windows Shipping WREN to the Microsoft Store My first launch could not be installed on a clean Windows PC. Here is why I pulled it, and what three rounds of Store certification taught me. Read the post →

More writing

  1. 18 Oct 2026 Why our AI can't make up numbers A language model is a brilliant narrator and an unreliable calculator. So in my products the engine does the maths, the AI explains it, and every figure says where it came from. 4 min
  2. 18 Oct 2026 A drawn instrument: building Mars Deck A live map of the solar system that computes every position in your browser. Why I chose maths over APIs, lines over realism, and a new page over a fourth patch. 4 min
  3. 18 Oct 2026 Local first: privacy you can test A privacy policy is a promise. A product that never connects is a fact. Why I design for local first, and what that honestly costs. 4 min
  4. 18 Oct 2026 Designing for sound off In 2015 at NowThis we designed news for a phone held upright, with the sound off. Six rules we worked by, and why they still hold. 3 min
  5. 18 Oct 2026 The CMS I stopped rebuilding Every new site used to get a fresh copy of my admin code, and every copy drifted. EchoHex is what happened when I made it one product instead. 4 min