Would you trust a friend to set you up on a date more than a random website? Thats the entire philosophy behind Hinge, a new online dating service taking over your friends iPhones. Billed as the anti-Tinder, Hinge actually uses a swiping system similar to the famous dating app, but with one fundamental difference: It only matches you with friends of your Facebook friends (OK, or second- or third-degree connections once youve run through all of those). Its slogan is simple: Meet new people through friends. Thats right, no randos. The app, which has already blown up in eight major