This is the laudable goal of competing Web sites Google Health and Microsoft HealthVault, as well as of a number of other groups that are attempting to create personal health records on the Web.

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Every time someone clicks on those listings on Ask Jeeves' Web sites, Google pays Ask Jeeves.

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The information can be used to guide motorists around congestion using digital highway signs or on Web sites like Google Maps that show traffic conditions in real time.

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