To show just how powerful user-generated video has become, you now have the opportunity to win $1,000,000 just for producing a 30-second video for Doritos. Here’s how it works.  You make your 30-second commercial for Doritos.  You submit it to them.  If selected, it will appear during this year’s Super Bowl (where you’ll be attending too, by the way). Then, if your video is...