I'd argue that it's the norms that a community develops. LWN and SSC had excellent discussion because their respective communities focus on both promoting qual

I'd argue that it's the norms that a community develops. LWN and SSC had excellent discussion because their respective communities focus on both promoting quality and policing bad behavior -- go off the rails, and you'll get a bunch of folks trying to help you get back on. It's Peelian policing[1] for internet forums. [1] https://en.wikipedia.org/wiki/Peelian_principles https://en.wikipedia.org/wiki/Peelian_principles