Best community norms that changed my mind [v2]

Been thinking about this for a while and curious what the community thinks. There is a lot of conflicting advice online and most of it is from 2019. This came up at a meetup recently and the room was split, so curious what the broader community thinks.

Maybe an unpopular opinion but here we go. Maybe an unpopular opinion but here we go. There is a lot of conflicting advice online and most of it is from 2019.