Dell's all-metal hybrid tablet focuses on the keyboard

In case you didn't already have your fill of two-in-one laptops with the Surface Pro 4 and HP Spectre x2, Dell is joining the fray with its XPS 12 hybrid machine.Sporting a 12.5-inch 4K display and a fully magnesium body, the Dell XPS 12 is definitely one of the more premium convertible laptops to hit the market. Aside from being a high-end tablet, Dell says it took special care to prioritize how the two halves of the XPS 12 work in tandem, and the comfort of the base station.For starters the ke