FILE - In this March 16, 2011, file photo, baseball fan Joe Campo of Winchester, Mass., fills out his scorecard before a spring training baseball game between the Pittsburgh Pirates and Toronto Blue Jays in Bradenton, Fla. The days of batting average, RBIs, wins and ERA telling the whole story ended a while ago. To get the true picture of how plays are performing, or will perform in the future, takes navigating through an alphabet soup of new-age stats and acronyms. (AP Photo/File)