Mike Nudelman/Business Insider
Snapchat is now worth $15 billion, making it one of the most valuable private tech companies in the world.
So what's all the fuss about? If you've never used Snapchat before or you're confused by how the self-destructing photo and video app works, you're in luck!
I'm 22 and I use Snapchat obsessively. Here are all the basics, as well as everything you never knew you could do on Snapchat.