The Super Bowl is the biggest one-day event for many marketers. While the buzz may be all about what the millions of TV viewers will see during the big game, we are asking what the attendees will see at the game and how they will engage on their mobile devices. There will be over 72,000 attendees in the Superdome on Sunday, and millions of people attend other sporting and live events year round. The use of mobile devices at events opens up a new world of marketing options....