Just a few years ago, most office workers expected a phone and a PC at their desks in order to get the job done. These days, they not only expect those tools, and a laptop for road trips, but a mobile communication device to boot.

The reason? More Americans than ever are using cell phones or personal digital assistants (PDAs) to communicate. They're also logging online away from work to get information and communicate.

A new study from the Pew Internet & American Life Project reports that 62 percent of all Americans have some experience with mobile access to digital data and tools, and a majority would be hard pressed to relinquish them.

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