Lenovo ThinkPad X1 Carbon ultrabook review: Strong, lightweight and elite IDG News Service ... Carbon ultrabook review: Strong, lightweight and elite. o Brian Nadel 21.08.2012 kl 11:10 | Computerworld (US). Tweet. Lenovo's new ThinkPad X1 Carbon ultrabook is fast, stylish and lightweight, although the price is slightly higher than some of ... |