After Motorola's keynote, we had the rare opportunity to see and (in one case) test two of the brand new devices, the Xoom tablet and the Atrix 4G. Although it wasn't considered ready for hands-on time, the Xoom was clearly in working order and had Android 3.0 in full swing. What we got to see suggested that Google has made much better use of a large screen than on the Galaxy Tab; the home screen used a mix of apps and widgets well, and the e-book, media and YouTube apps all took good use of the space, even if they were sometimes overly fla