MLB.com , the digital arm of Major League Baseball , announced Wednesday that, starting with the 2010 season, its subscription-based, live streaming-enabled broadband video service, MLB.TV, will for the first time offer portability. According to the company, subscribers to the service will be able to access a complete season of 2,430 games on a range of portable interactive platforms, including the new Apple iPad and the MLB.com At Bat 2010 app for iPhone/iPod touch. The...