While Box likes to hand out large amounts of cloud storage like so much candy, it's only so useful when the capacity is often linked to new devices. At least for a short while, there's no strings attached: to coincide with a recent big football event, the company is reviving a promo strategy that gives away 25GB of space to new customers on free plans. As always, there's catches. The account has to be for personal use, and you'll still deal with the 250MB file si