At long last, Research In Motion (RIMM -1.4%) introduces a 4G version of its PlayBook tablet....

|By:, SA News Editor

At long last, Research In Motion (RIMM -1.4%) introduces a 4G version of its PlayBook tablet. The 7" device will be sold by Canadian carriers starting on Aug. 9, before making its way elsewhere. RIM shipped a mere 260K PlayBooks in its May quarter, barely half as many as were shipped in the February quarter. (previous)