Microsoft's Project Helix promises a console/PC hybrid for the next generation, but how will those sides work together to create a cohesive Xbox? Xbox has created a fascinating challenge for itself: Project Helix has to be two devices in one box. A video game console and a PC are, despite their similarities, two distinct things, and Helix needs to be both using just a single hardware setup. And that’s where the difficulties start. If Helix is to play PC games without any caveats – if this Xbox