Navier-Stokes, the Three Birds, and Publishing Early

Super Humans and Super AI I had an issue with my buttondown newsletter. I wrote to support. Got an automated reply telling me they got my mail, they are looking into the issue but since they only have limited staff, working in a US time zone, it might take a bit for a proper reply. Within 1 hour, Steph is in my inbox, kindly explaining the issue and how they would resolve it. I said thank you for the quick answer Steph and for being a kind human Steph and Steph said no problem arjen, we don’t like talking to chatbots, and we don’t want to make you all deal with them either. <3 (<- I got that one from the emoji museum). ...

September 17, 2026 · 5 min · 1014 words · Arjen

Snackbar Maandag, Highway Karaoke, and First Notes on Hermes

I have notes, so many. I have raw notes. I have useless notes. I have notes about notes. I have too many notes. And there is no time. But there is time! The years go fast, the hours go slow. There is time. We’ve got snackbars, AI, books, Den Helder, more AI, essays, and a stroll in the evening. Snackbar Maandag When walking my dog in the evening I regularly pass by Snackbar Maandag (Snackbar Monday). ...

July 27, 2026 · 5 min · 1018 words · Arjen

SaaS, the Long Tail, and Why Accuracy Is a Red Herring

Why not have another edition of This Hollow Earth? Here’s some random ramblings and thoughts that circled my brain while doing the dishes. get rid of your dishwasher Dishwashers are a source of stress. Do the dishes yourself instead: 30 minutes meditative work per day keeps the doctor away. Alternatively: buy a dog. An evening stroll I was walking my dog the other day when we ran into the kingfisher ...

October 10, 2025 · 4 min · 745 words · Arjen