This is a genre of post that I've never really understood. Klabnik is great and all, but, ok? Sure? Were people really record-scratching over his totally reasonable decision to take a good-paying job at a big company? It's obviously not just Klabnik. In fact, when we did Starfighter a few years back, I think Patrick did one of these posts as well. But: like every other post about Starfighter on HN while we were worki…
Because many others on HN liked the story and upvoted it, it's not all about some individual's preferences.
"Intellectual curiosity" aside, it's also not all about discussing algorithms, startup strategies, and the nth JS framework this year. It's not like we don't get enough variety or that it's all "new job" posts...
The thing is once you do a number things in the open in geek-land, you become a short of mini celebrity in some circles. And people are interested to learn news about your career and progress -- e.g. of people like Steve, Katz, Abramov, Dahl, and so on.
Those sorts of posts also let people know how other people think about their career, the sort of process involved when interviewed/or asked to work with companies like Google, Cloudflare, etc (which someone reading HN and starting out with the whole programming thing from say Poland or Australia would not have the chance to know first-hand), and often what to expect from the person taking the job (e.g. I'll be working on X as part of my new job, and contribute back to the Open Source X).