Article in Yahoo Sports -- During the annual GMs meetings, the "the subtle shift in the aerodynamics that resulted in a not-so-subtle spike in home runs," was a big topic of discussion. "According to league sources, Major League Baseball is not confident that the ball can be made completely standardized and consistent without overhauling the manufacturing process" and as long baseballs are hand-made from natural materials, it might not be possible to control the production closely enough to do so.