The Lenovo IdeaPad Duet is arguable the best Chrome OS device currently on the market. But Asus plans to debut a new Chromebook that might improve on that near-perfect design. The Detachable CM3 Tablet can stand vertically or horizontally, thanks to an ingenious kickstand. And with a detachable keyboard, it becomes a full-blown laptop. Add in the solid aluminum unibody and storable stylus, and there’s a lot to like.