I mean if your speech cannot survive in a free marketplace of ideas...
Their house, their rules, and IMHO the good outweighs the bad... but make no mistake, calling HN a "marketplace of ideas" is inappropriate.
But it's mistaken to say HN is a free marketplace of ideas.
I could give some substantive points in support of this statement, but it's an old conversation and I've gotten in trouble for the ways I've expressed it in the past.