These could smack of the nifty. On Tuesday, Apple announced its 2015 iMacs, including a new 21.5-inch iMac with Retina 4K Display and 27-inch iMac with Retina 5K Display. The new desktops feature faster processors and graphics, two Thunderbolt 2 ports and up to 2TB of Fusion Drive storage for stock configurations. The 4K 21.5-inch […]