Tablets may be the next big thing in mobile computing, but don't count out ultrabooks just yet. At least not until you've given Lenovo's Thinkpad X1 Carbon—a feather-weight, carbon fiber workhorse a closer look. It's tough, it's light, and you don't have to be an office drone to crave it. »5/15/12 12:01am 5/15/12 12:01am
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