Episode 21

Widgets Are Lego Bricks (and Other Things People Are Sleeping On) — with Vincent Warmerdam

Vincent Warmerdam has been the first full-time hire at a startup, a Spacey punster who accidentally got himself a job, a bartender at an Amsterdam comedy theater, and a Dutch bike tour guide — and he'll tell you all of it was career development. Now doing DevRel at Marimo, Vincent makes the case for reactive notebooks, Lego-brick widgets, and why "number go up" is not a data science strategy. Also: chickens die. The model doesn't know. This matters more than you think.

Episode notes

From scikit-lego to Marimo, Vincent Warmerdam has spent his career making hard things click — literally. In this episode, he breaks down why reactive notebooks change how you think, not just how you code; why widgets are the most slept-on tool in data science; and why staring at a chart for five minutes might be the most underrated skill of the AI era.

  • How a Spacey pun accidentally launched Vincent's entire career
  • Why Marimo's constraints make it better for LLMs, not just humans
  • The gorilla hiding in your dataset — and why the model missed it
  • Vibe coding vs. notebooks: three cells at a time as a discipline
  • Widgets as Lego bricks: reusable, composable, criminally underused
  • Cognitive debt, confirmation bias, and sycophantic data science
  • Why natural intelligence is still, actually, a pretty good idea

Hosts & guests

Data Scientist and Software Engineer at Posit, PBC
Michael Chow
Wes McKinney Headshot
Principal Architect, Posit
Wes McKinney
Hadley Wickham Headshot
Chief Scientist, Posit
Hadley Wickham
Vincent Warmerdam
Engineer, Marimo
Vincent Warmerdam