Retina displayThere were plenty of rumours that the iPad 2 would have a vastly improved display, so when launch day came, we were slightly disappointed to discover the the screen was exactly the same as on the previous model - same size, same resolution. What we'd love to see on the iPad 3 is the Retina Display, as used on the iPhone 4, with its impressive pixel density of 326ppi compared to the 132ppi on offer at the moment.According to Apple, this sort of density is the maximum that can be processed by the human retina (when the screen is held at a distance of 12 inches). Whether that's entirely true or not is certainly up for debate,...
