Kevin Purdy

Stay informed with Kevin Purdy’s coverage and analysis for Fortune.

  • Samsung Z phone Tizen

    Why hasn’t Samsung’s Tizen operating system taken off?

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  • Samsung and the curious case of the red OLED

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  • A rear view of the IIT-Argonne new "nanoelectrofuel" flow battery.

    The next big battery disruption isn’t coming next year

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  • A big challenge to GrubHub’s post-IPO growth? Fax machines

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