摘要：We show you how to clean up your mess faster than you can screenshot your friend’s double-chin, cross-eyed Snapchat for blackmail. Snapchat is a self-destructing photo- and video-sharing app. The sender controls how long the receiver can see the photo or video by setting a timer for up to 10 seconds. After the allotted time, the content disappears into thin air forever—or so you thought.
