CUPERTINO, Calif.--(BUSINESS WIRE)--Apple® today announced that the first week of January set a new record for billings from the App Store℠ with customers around the world spending nearly half a billion dollars on apps and in-app purchases, and New Year’s Day 2015 marked the single biggest day ever in App Store sales history. These milestones follow a record-breaking 2014, in which billings rose 50 percent and apps generated over $10 billion in revenue for developers. To date, App Store develop