it is useful in a society where the "statistical knowledge" is easily faked or misinterpreted.
Hell, that seems to be an understatement to me. There's a particular reason that racial discrimination is by far the most taboo and reviled form of it, beyond the memory of Nazism; real current political groups - that are very nasty - are always hoping for the chance to pounce on the issue once they're allowed to get close to it.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
(I plan to make these threads from now on. Downvote if you disapprove. If I miss one, feel free to do it yourself.)