You didn't read the parent very carefully before calling it "bollocks". Parent sets up each idea and gives the reason it's not the solution. Here's what he says

You didn't read the parent very carefully before calling it "bollocks". Parent sets up each idea and gives the reason it's not the solution. Here's what he says about using university degrees: "Except a large number people on HN who do hiring don't agree with this ranking" So you agree with him, but insult him. The whole point of the parent's post is that a "central, trusted certification" is very hard to achieve in practice.