We live in a time when even the most conventional things around us, like balls to play sports, are becoming smart in some way. Over the past few years, brands such as Adidas and Wilson have introduced sensor-laden balls designed to track performance data, including shot accuracy and trajectory. But those products have been far from perfect: they're not always precise and, in the case of Adidas' miCoach Smart Ball, having to charge it is a tedious process. Here's where DribbleUp, a startup based in Brooklyn, hopes to shine with its new app-enabled soccer ball.