No Retina Display In Next-Generation iMac?

Last week on Thursday, 21 June 2012, Instapaper developer Marco Arment published his thoughts on a potential timeline for upgrades to Apple’s iMac and Mac Pro lines. Arment’s thoughts initially suggested that the need for an ultra-high resolution 5120×2880 Retina display (either inside the 27-inch iMac or as a standalone display) is likely the most…