Apple for many years offered Mac customers the ability to save $100 on eligible printer purchases, but the company discontinued that program in early 2012 as the devices have become less popular with the proliferation of digital access to documents through smartphones, tablets, and other means. But as noted by 9to5Mac, Apple is once again promoting printers with new in-store displays and an instant discount program offering up to $50 on HP printers. While the in-store promotion is apparently set to roll out tomorrow, the company has already quietly begun offering the printer discounts, with models such as the Photosmart 7520 ($149.95) already having bee