Earlier quoted context omitted.
HN is certainly not a safe space. No large anonymous internet community can be.
It annoys me. Smart people should be able to deal with subjects outside their comfort zone but what I see here is the intellectual version of footguns employed more as a rule than an exception. - People downvote things they don't understand. - It's crazy. They can't even stand up for their opinions but do it anonymously, like cowards.
Smart people should be able to deal with subjects outside their comfort zone
"Smart" is a cognitive trait; dealing with what is outside one's comfort zone is a different developmental axis altogether. Smart people are no better able to do this than anyone else, and may even have a harder time.