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10 Essential Gadgets

1

BlackBerry

The BlackBerry was one of the first smartphones.
The BlackBerry was one of the first smartphones.
Dan Kitwood/Getty Images

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Some people credit the BlackBerry with letting them get out of the office and spend time with friends and family, while others accuse them of allowing work to infiltrate every moment of free time. Learn about the "push" technology at the center of the device's popularity and more with How a BlackBerry Works.

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