Apparently, when Motorola was trying to figure out why its Xoom has struggled so mightily in against the iPad 2, the company didn't focus on its high starting price or slightly heftier hardware. Instead, it decided the issue was the screen -- in particular the format -- and rumor has it that Moto is working on a new tablet (probably not the Xoom 2 we've glimpsed) that ditches the 16:9 ratio for the more square 4:3 found on Apple's slate. Supposedly the non-widescreen device will sport an extremely pixel-dense 2048 x 1536, 1