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Fitbit Flex review

Fitbit Flex review

Engadget - Terrence O'Brien

We have truly entered the era of the quantified self. Editorials are shouting it from the rooftops, technologists are snickering "I told you so" and you, dear consumers, are just eating it up. If there's some sort of personal metric you'd like to monitor and view in a pretty little chart, there's a …

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