Model/view/misandry et al's continued hatred of HN suggests to me that the moderation approach doesn't punish thoughtcrime qua thoughtcrime, only actually horrible stuff.
If you don't believe me, you're welcome to go look, but it's not an experience I'd recommend.
(edit: It occurs to me that the last sentence is unclear as to whether I'm referring to showdead or MVM; the answer is 'yes')