What can go wrong when following Paul Graham's mantra 'Do things that don't scale'? The 3 common mistakes ➡️ Holding on to non-scalable things too long ➡️ Ignoring the effects of non-scalable efforts ➡️ Only doing it once Examples and how to fix: iwantproductmarketfit.substack.com/p/what-can-go-…

Do you have product-market fit? With the product-market fit scale, you can check where you are.

Left: 2002 Right: 2024

Assessing evidence of startups.

Wow, ancient relic this invite.

Email signout pages are always such an afterthought. I get it, but lol.

In 2025, doing a SaaS startup with your buddy is the equivalent of 'we should totally open a bar together'

DPG Media interviewed me about product-market fit (Dutch only): businesswise.nl/strategie/prod…

big brain mode

the problem with actual business advice is that it's (often) really boring it's rarely some secret growth trick to 10x your sales

The guy who built Flappy Bird in 3 days made $50K/day. You’ve been building a CRM for cheese shops for 6 months. Here’s how to not waste your life: 🧵

Apple just dropped a research paper that shows that most people hyping about AI weren't actually reasoning. They showed signs of reasoning, but under the hood, they were just reproducing what they have been fed.

Ah! You see, the story is almost too perfect. The man encounters her in the museum, in front of Rothko. And what is Rothko? A black void, a red abyss, the silent scream of modernity. It is a demand for stillness, for confrontation with nothingness. And what does he do? Instead of

Wait emoji SSIDs are a thing?!

You can’t get anywhere if you always restart.