Microsoft's Craig Mundie
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Microsoft research chief: Kinect puts us back on top

Microsoft spends $9bn (£5.5bn) a year on research and development - and yet its rivals are often seen as more innovative.

BBC technology correspondent Rory Cellan-Jones asks the man in charge of this massive research budget, Microsoft's Craig Mundie, whether it's money well spent.

Special report: The Technology of Business

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