Swiped: Hooking up in the digital age

40 million Americans get to know each other online, and people between the ages of 18 and 30 spend up to 10 hours a week on dating apps. In order to comprehend the triumph of Tinder, the filmmakers enter the offices of researchers, other people's bedrooms and wild student drinking parties — academic arguments about the crisis of monogamy are interspersed with simple girlish thoughts that "guys only need one thing."