At a time when Apple, Microsoft and Google are pairing their new tablets with keyboards, Lenovo has done the unthinkable. Its completely ditched a true keyboard for a digital sketchpad, trading snappiness, travel and actuation for a smooth, futuristic touch surface. The idea is to offer a note-taking experience thats so effective, youd feel comfortable leaving the keyboard behind. The Lenovo Yoga Book, available in Android ($500) and Windows ($550) versions, is inventive. But Lenovo …Read more