Reducing it to this assessment misses a lot of nuance. Sci is probably one of the better engineering boards on the internet today. There's probably a lot of overlap between HN users and 4chan users actually.
Trolls posting absolute garbage /b/ are at least trying to evoke some feeling in you. Hard to say the same from the ‘I had dinner with my wife on a yacht. Here’s what it taught me about Series A VC relationships’ posting full of Claudisms and emojis.