The businesses behind Dubai Sports City, the branding of David Beckham, and the presence and popularity of fantasy sports leagues on the internet are unmistakable indicators that the sports and the entertainment industries are quickly becoming one and the same. But, you needn't travel far or be a hard core sports fan to appreciate this fact. Whether you play Madden NFL on the Wii, use Nike+ along with your iPod to monitor your workouts, or channel surf and take note of the number of athlete-driven commercials, evidence of this transformation is ubiquitous in today's sports viewing and...