focus on drones in ambarella results after steep stock fall : Thu, 03 Dec 2015 18:41:27 GMT - SAN FRANCISCO, Dec 3 (Reuters) - Drones and GoPro will be in the spotlight on Thursday when Ambarella posts its latest quarterly results after a recent selloff that has left the video chipmaker's once-stratospheric stock low enough to catch the eye of potential suitors.

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