I haven’t visited /. for years so maybe out of date, but IIRC this was largely helped by separating voting from type - so even if a comment gets a lot of upvote

I haven’t visited /. for years so maybe out of date, but IIRC this was largely helped by separating voting from type - so even if a comment gets a lot of upvotes for being funny, my personal settings of “ignore funny comments” means I still get a decently high-quality signal, which is something I’ve not seen anywhere else