For all intents and purposes, eight inches is the new sweet spot for tablets. We've so far seen a few hits with this form factor, the Samsung Galaxy Note 8.0 perhaps foremost among them. It makes sense, after all; 10.1 inches can be unwieldy for travelers, and 7 inches scrimps a bit on screen real estate. Samsung's leveraged this trend to add another 8-incher to its lineup: the $300