You've probably heard how important content has become. It was never unimportant, but these days everyone is a publisher. And it's not just text -- videos are increasingly common and sought after. You might feel intimidated by putting together a video that showcases your talent and expertise, but what if the video was six seconds? Twitter's Vine is a service that lets users capture and share short, looping videos. Since its release earlier this year, Vine has really taken off, and the latest update supports mentions and lets users shoot footage with a front-facing camera.