Review: Lenovo ThinkPad E550

Introduction and designBusiness-class mobile workstations aren't normally great value for money. This is especially true of Lenovo's ThinkPad line, which usually competes right at the high-end of the market, with a corresponding high cost.But the 15.6-inch ThinkPad E550 bucks this trend, as it starts at just £379 including VAT ($470 in the US and AU$606) for an entry-level model, and even the high-end variant, with a fairly powerful specification, including a discrete graphics card, Intel Core