I remember being in a Spotify hackathon with Johan many years ago. Fantastic problem solver. Happy to see his work here. You wrote on my blog post on the hacka

I remember being in a Spotify hackathon with Johan many years ago. Fantastic problem solver. Happy to see his work here. You wrote on my blog post on the hackathon at the time (2011) that I had "some promise for algorithmic problem solving". Really inspired me to dive into CS.