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    News in brief

    Twitter invests in beacon marketer Swirl

    News in brief

    Twitter has invested an undisclosed sum in Boston-based proximity marketing specialist Swirl, hinting the social media platform could be looking at using Bluetooth Low Energy (BLE) beacons to push messages. The social media giant has invested alongside Hearst Ventures, Softbank Capital and others in an $18m series-C round, taking the total raised by Swirl so far to $32m.

    Filed by Email Rian Boden Published • Last updated 24 April 2015, 13:17

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