Negativity doesn't have to fill every space, even if you can find negativity everywhere. Maybe what HN has implicitly (and maybe explicitly) nurtured is intellectual curiosity for the sake of intellectual curiosity, which, in mi opinion es very orthogonal to negativity (even if it's intellectual adjacent).

I understand that maybe this is not what everyone wants (or understands) from HN, but I do sympathize with the other comment: after visiting HN I'd rather be happy and curious that angered and curious