Swiping or tapping a matches photo right means you like them but mostly for the pics and feel, left for the coherence and brains, up for a bit of both. Do a double swipe or tap and you can super like them. Swiping or tapping down once skips the judgment, twice to definitely unlike the match. The app will try to adapt to your choices and history, and will sometimes be a bit creative. You're already a sapiophile, so now you need to get sapiosocial.