It’s the only place you can follow subject matter experts and get their real time thoughts.
I think people on HN just don’t know how to use Twitter?
If you want to use it effectively, you have to utilize lists. Curate your own lists or find someone you respect and follow their lists.
If someone is posting things you don’t enjoy then remove them.
Frankly, if X is causing you to be angry/depressed then a big part of that is on you.