Tech

 Windows 7 Is Main Driver for Microsoft Profit
Microsoft Corp.'s profit rose 35%, largely due to sales of the latest version of its Windows operating system, as corporate technology buyers began to join consumers in demand for personal computers.
The results are further evidence that the PC industry is continuing to rebound after one of its worst slumps in history. Initial demand for Windows 7—a version of the operating system released in October that was much better received than predecessor Windows Vista—was mainly fueled by consumers. But Microsoft suggested Thursday that business customers are also starting to retire machines running older versions of Windows in favor of new ...