The evolution of Lenovo's Yoga Book

Lenovo announced the new Yoga Book today, a different take on the tablet idea. The Yoga Book has tablet-standard features like a 10-inch touchscreen and thin design, but it also has a unique, permanently attached panel that can be used as both a keyboard and writing surface. Not only that, you can also put a pad of paper on top of the panel and write your notes with real ink, while having them captured digitally at the same time.The company says it spent three years working on the Yoga Book &mda