I returned to HN recently after a few years away, and I swear the average commenter has gotten much worse. Simultaneously more arrogant, more ignorant, and with

I returned to HN recently after a few years away, and I swear the average commenter has gotten much worse. Simultaneously more arrogant, more ignorant, and with worse reading comprehension. I used to be able to count on commenters understanding what was written even if they disagreed, but lately I see many comments confidently responding to something that wasn't relevant or even present.