Millions of people around every day surf the Internet: in all these social networks, in instant messengers, watch TV shows, hang out on YouTube - and get to know each other on special dating sites. Fifteen years ago, such acquaintances raised a bunch of questions, because it is strange, incomprehensible, embarrassing, dangerous, oppressive spiritual bonds. Time passed, and now we live in a world where most of a person's life has moved online. How has the quality of online dating changed?