Second this. One of my favorite things is getting a slice, however small, of how truly great programmers get their work done, why they chose what they did, and what the results were.
Browsing the go goog client source is 30% of it. Go and others could use screencasts of how they fixed production problems, regardless of what lawyers, job security worriers or "hide the dust" folks would say. Mindset is best communicated by solving something real.
We actually need more of this on HN, not less.