Everyone has had that moment where they missed a giant sexual cue and then later want to punch themselves in the genitalia for it. Here is a funny collection of them, known as the "Sexually Oblivious Rhino Meme".
Most dating sites feature success stories of couples getting married and being happy. Dumb commercials unashamedly parade their smug faces and purport that it is normal to meet strangers online. Just 5 to 10 years ago, it would be expected that engaging in this kind of behavior would only result in a face-to-face with a serial rapist - not a wholesome woman.