<p>Notebooks in Fujitsu Siemens’ <a href="http://www.fujitsu-siemens.co.uk/products/mobile/notebooks/lifebook_s.html">LifeBook S series</a> are designed to deliver low weight, high-end performance and good connectivity. To that end, features like integrated 3G and a built-in webcam complement an up-to-the-minute Centrino Pro platform. But this is a crowded field: what makes the S6410 stand out from other sub-2kg ultraportables? </p>