In the battle for our living rooms, Xbox Project Helix and the Steam Machine make for unlikely rivals on paper—but Microsoft's new PC gaming-capable console might be raising some eyebrows at Valve

Microsoft is beginning to take the wraps off Project Helix, its newly-teased Xbox console that has been promised to play both Xbox and PC games. While we know very little about the machine for now, new CEO of Microsoft Gaming Asha Sharma says we'll be finding out more at next week's GDC.

Which makes me wonder about the future of the Steam Machine. Valve's own PC gaming living room box has generated a considerable amount of hype since its announcement late last year, and the two now seem...