[munksbeer]

What sort of proof are you expecting from another poster on hn?

[dgellow]

Blog posts, company names, or whatever. I'm not asking for a proof, I'm asking who are those unnamed people and businesses who transform themselves

[intended]

Anything that someone would think answers the question or moves the needle forward.

Sure, HN has changed over time, but this tends to be a place where people field technical questions and get technical answers.