TIL the term "trapdoor function"—and also, you're correct[0] :-) [0] with the added protection that someone non-HN-familiar might not know to click on the prof

TIL the term "trapdoor function"—and also, you're correct[0] :-) [0] with the added protection that someone non-HN-familiar might not know to click on the profile name to get more information