New iPad: A Polishing of the Old (Published 2012)A sharp screen needs high-definition content to show off all those pixels.Credit...Kevork Djansezian/Getty Images On Friday, the new iPad goes on sale. Be sure to ask for it by name: the iPad. Because if you ask for the iPad 3, the Apple representatives will look at you funny. Last year’s model was called the iPad 2, but this third-generation model is just called the iPad. (Why not continue the nu
