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 Its code name is "Longhorn," and for many industry-watchers, Microsoft's (Nasdaq: MSFT)  next major operating system release promises some dramatic changes in the way information is organized, retrieved and displayed. 
Microsoft already has made a significant commitment to production of the OS. Company chairman Bill Gates told analysts in July that the company will increase its 2003 R&D spending by 20 percent to US$5.2 billion and will hire 5,000 employees to prepare for a series of software launches that includes Longhorn. 
 
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