The World Turned Upside Down

You Just Didn’t Notice Yet

I’m William. I write about what technology is quietly doing to work and life, and lately I build the things I write about.

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11-minute read

My Take on AI, Fall 2026

We’re Not Talking About the Same Thing Two Stories, Same Week A couple of weeks ago, I opened Claude Code, gave it one serious prompt and a couple of hyperlinks,…

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  1. Here’s What I Learned When Building BetterRunning Life, Technology
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  4. When systems start documenting themselves Productivity, Technology
  5. Why I built BetterRunning Life, Technology
  6. When Every Answer Is Free, the Only Thing Worth Paying For Is the Question Life, Technology

Things I make

Swedish Design is the label for what I build on evenings and weekends. Each one started as a story.

BetterRunning

BetterRunning is an AI running coach powered by your Apple Watch. It builds your plan from scratch — and rewrites today's session every morning from how you actually slept, recovered and feel.

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Keystone

HubSpot knows your customers. Notion knows your notes. Keystone knows whether your marketing pays off.

Experience yourself Not decided yet

Born in the Netherlands, international by habit

By day I lead marketing at a multinational IT company in the Microsoft ecosystem. The rest of the time I run half marathons, tinker with home automation and AI, and write it all down. If it is to be, it is up to me.

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