timehop.com is a prime example of a site that gives newcomers no information about what the application does. In contrast, wikipedia starts with: "Timehop is a

timehop.com is a prime example of a site that gives newcomers no information about what the application does. In contrast, wikipedia starts with: "Timehop is an application for smartphones that collects old photos and posts from Facebook, Instagram, Twitter, and Dropbox photos and distributes the past."