Asus has, moreover, equipped the keyboard dock included here with a large battery for which there's no place in the actual tablet. In this light, it seems that the main thing that justifies a laptop's base unit is the need to type comfortably. What's more is that tablets are usually considered a secondary device when it comes to typing things out, their owners usually having a desktop PC or laptop where they get most of their typing done. But when you take a look at tablet sales figures-above all those for the Apple iPad and iPad2-you'd think this complaint is no deal breaker for most users. In the wake of the tablet boom, criticism quickly sprouted up, for the most part concerning the inconvenient virtual keyboard.