The latest news from Microsoft's R&D suggests that the company may be considering an XBox-PC hybrid as its next-next generation console. Codenamed XBox Next PC, the device would include a hard drive and a built-in fully functional PC and would be able to play PC and XBox games while being compatible with the XBox Live service. Plans are currently in the consumer feedback phase and market research companies are describing the device and observing consumer reaction to specifications and price poi…