Five sci-fi scenarios that will come true

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<h2>Biometric Security (predicted mainstream date: 2010)</h2><br>As seen in the film "Minority Report".<br>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.<br><i>(Image copyright 20th Century Fox)</i>

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Five sci-fi scenarios that will come true

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