If you don’t follow social media, you may be wondering what Vine is and why it has been all over the news lately. Vine is another free social media app for smartphones built to share super short videos and it’s been growing wildly, quickly become one of the top iPhone apps. Developed and owned by Twitter, Vine allows users six seconds to show the world just about anything. Apparently it’s super simple to use and in our quick tour of the app, we found a mixed bag of creativity and insanity. Check out Mashable’s Best of Vine to get an idea of Twitter’s next big thing.