A Hard Cell for Microsoft

Redmond is determined to get its new software into 25% of mobile phones worldwide. Good luck

Steve Ballmer wants to get inside your cell phone. In December, the Microsoft (MSFT ) CEO ordered the company's wireless group to begin reporting directly to him. And in the past few weeks, he has further intensified his focus on the division, says Juha Christensen, Microsoft's vice-president for mobility.

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