Uncommon Descent Contest Question 13: The Large Hadron Collider is back up and running, but why? Winner announced

The question was,

For a free copy of the Privileged Planet DVD, about the unique position of Earth, provide the clearest answer the following question: Nine billion dollars and 15 years later, what is the Large Hadron Collider likely to tell us that is worth the cost and trouble?

Go here for the contest and here for the results.