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Multipurpose (2008)
Multipurpose (2008)
Will you be able to touch cellphones or watches instead of swiping cash? That's the hope for the next generation of RFIDs planted in other devices.

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Last updated October 23 2008: 8:12 AM ET
More Fortune 500
Special report
Special report
See the full list of America's largest corporations, including detailed company profiles and contact information. More
Home Depot's total rehab
Home Depot's total rehab
First the customers revolted. Then housing went into a free fall. CEO Frank Blake thinks orange aprons will save the day. More
Buybacks lose their mojo
Buybacks lose their mojo
Stock buybacks used to guarantee an instant stock boost. Not anymore. More
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