both: tinder. speaker 1: grindr, tinder, just those two. speaker 2: she's talking about bumble as wellumble, yeah, that's the one. speaker 3: hinge, bumble, what ones do you? speaker 4: tinder. speaker 5: i think tinder is a little bit more of a casual relationship thing. speaker 6: tinder. speaker 7: tinder. [laughing] avani: as you're watching this, millions of people are looking for partners on tinder, the dating app that's changed how an entire generation meets new people. speaker 8: yeah, i met my current partner on tinder, yeah. avani: how long have you guys been together? speaker 8: over two years. speaker 9: i know some friends that got married from tinder, and they're really happy. speaker 10: that's the future i guess, you know? it's not so much like, you can't meet a girl at a bar anymore, it's all on apps. avani: this catalogue of love interests at our fingertips has obvious appeal, but the app that's made meeting up with strangers the new normal is hiding a sinister problem. beth: he looked down on me, and he just said straight-faced to me, "well, you're not allowed to lea