From there, they can tap into the school network and track their exercise routines, said Gary Murphy, the school district's director of information and technology services.

CNN: Students augment in-class education with wireless Web

With every network generation, the technology becomes more efficient at carrying information.

WSJ: AT&T Ending 2G Network by 2017

Within information technology, the one bright spot has been network security and Perry says the companies to buy are Symantec (nasdaq: SYMC - news - people ) and Safenet (nasdaq: SFNT - news - people ), which has deals with the Department of Defense and Microsoft (nasdaq: MSFT - news - people ).

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