If you’re the owner of an iPhone 4 or iPhone 4S, you’re probably already acutely aware of just how eye-poppingly awesome that Retina Display screen is. Double the resolution of the iPhone 3GS, the iPhone 4 and 4S screens just appear to be printed thanks to their super high-res screens. Wouldn’t it be awesome if our Macs made a similar jump? According to Cult Of Mac, that is something that Apple could well be working on making a reality.