Apple has just increased its promotion for the upcoming milestone of 50 billion downloads from the App Store, moving it to the front page of apple.com. The person who downloads the 50 billionth app will receives a $10,000 iTunes Store gift card and the next 50 downloaders will all receive a $500 gift cards. The promotion page now also shows a rotating series of iPad mini app photos with associated facts to put the “50 billion” number in perspective. » Apple Updates Promotion Page For 50 Billion App Milestone