The Apple iPad 2 remains atop the tablet food chain despite a seemingly endless supply of competition. As HP and RIM enter the race it seems as though appreciation for Apple’s slate grows stronger. Reports have surfaced suggesting Apple plans to ship five million units this month — a figure that dwarfs the competitions’ sales. Now we’re hearing word an updated iPad 2, dubbed the iPad 2 Plus, could be coming later this year. Does Apple need to update the iPad 2 so soon?