Companies are implanting bar code scanners in pens, key fobs, cell phones and pagers.

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One of the few things virtually every FOBs has in common is onsite electric power generation.

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But this is not the only problem with diesel generators, which are the primary solutions used to support FOBs.

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The battery lasts up to 6 months, and it is possible to monitor the battery status of the fobs as well.

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Again, presumably, the iWatch would be loaded with all the features of Passbook, and could serve as convenient hands-free access to boarding passes, frequent shopper fobs, retail couponing, etc.

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Taub is also thinking about putting readers on key fobs, USB drives and PDAs, and dots on brochures, ads, security passes and compact disc cases (for samples of music).

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