By Ken Fisher

It has long been said that one of Microsoft's greatest challenges has been to support the wild and unpredictable PC hardware market, stemming from the fact that unlike Apple, Microsoft has little control over the hardware that its OS comes to reside upon. True or not, one thing is certain: a bad driver can turn an otherwise stable system into a nightmare.

To help put an end to this, Microsoft is turning to a Driver Quality Rating (DQR) system that it hopes will motivate both OEMs and device manufacturers to increase their commitments to driver quality

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