Five sci-fi scenarios that will come true

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Biometric Security (predicted mainstream date: 2010)


As seen in the film "Minority Report".
In a few years, we'll be using fingerprint, voice, iris, or retinal scans to log on to Web sites and make purchases. Sounds a lot better than storing passwords under your keyboard, right? But remember: your body is your password -- so don't lose it.
(Image copyright 20th Century Fox)

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Five sci-fi scenarios that will come true

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