Why not a 4K iMac with Retina?

The AustralianWhy not a 4K iMac with Retina?The AustralianThe iMac lets you display video of 3840x2160 pixels in native 4K resolution in an area taking up 56 per cent of its 5120x2880 display. It leaves plenty of room for those on screen panels and assets. But being a 27-inch monitor, it just won't be as ...