To the 310 million monthly active Snapchat users, many of whom are in their teens and early 20s: Sorry, but old people are about to crash your party. And that is exactly why the app is exploding in use, even recently overtaking Twitter in terms of daily users.(I'm not even 40, and I'm one of them.) To the hip kids who have grown up with the four-year-old short video sharing app: It is with regrets that admittedly I may even incorrectly explain some of how this service—with its myriad of odd features—works. A social network where people share photos and short videos for just 24 hours, Snapchat is the answer to the Internet's problem of never forgetting.As with any social network, much of your Snapchat experience will depend on who you follow, but on this one you're less likely to find carefully composed posts.Instead, Snapchat all about spontaneity and documenting things "in the now." Or, as the company's founder Evan Spiegel puts it, "instant expression."Navigating the App When opening Snapchat, forget the infinite scroll of the social networks you're used to, because this app immediately springboards the camera to the screen.He said from the outside the game looked fine, but when he went into a room with a pool he was immediately “propositioned”.“They said ‘hi’ so I said ‘hi’ and they asked if I was a boy or girl and my age so I said I was an eight-year-old boy,” he says.“They asked me to follow them to their house, then into the bedroom and asked me to lay down on top of them and then they started with the sexual movements.“They said ‘you look cute’ and ‘you look sexy’.“It was sickening reading all the comments pop up.