People have a right to form groups and freely interact with others to the extent that they chose - that's a right not a privilege.
The absurdity of the arguments in this threat are revealing - HN is normally viscerally against any kind of authoritarian appeal, hacking on cops for arresting actual criminals ... but for this one ... they're supporting coercive and completely disproportionate actions by the state?
Because someone was called some names and meant to feel bad about themselves?
You can see how quickly the hand of angry populist authoritarianism comes out, like a bad religious movement, whenever it triggers some group's sensitivities.