FYI, I flagged it as the question was "Why is HN predominated by...". That's presumption without evidence. Who says it is? A couple of downvotes? I just answer

FYI, I flagged it as the question was "Why is HN predominated by...". That's presumption without evidence. Who says it is? A couple of downvotes? I just answered a different comment with why I don't think your claim is anything near true.