The most socially connected generation in history is weirdly disconnected. And for help, they’re turning to “friending” sites—which work like dating sites without the romance. Why the extra help? “Millennials are used to dating in a Tinder world,” says David Ryan Polgar, author of Wisdom in the Age of Twitter. That mindset spills into other relationships, too, he says. Twentysomethings are so dependent on digital interaction that they’ve forgotten how to actually interact in person.