#infinityward Call of Duty makers Infinity Ward posted two telling photos to Facebook and Twitter this week, showing off what appears to be an Xi3 Piston PC, one of Valve's adorable prototype Steam Box devices, with the company's logo plastered on it. It's also got another device (maybe a hard drive?) attached on the bottom. The photo on Twitter came with the message "What's this?" while the one on Facebook said simply "Game development." More »