Free the dronesDrones have immense commercial potentialâso long as regulators donât try to tether them to the ground ONE of this yearâs top-selling Christmas presents is a drone. For $50 you can buy a tiny quadcopter with a video camera, perfect for snapping a birdâs-eye view of your garden; for $700, one equipped with a gyroscopically stabilised camera which, when paired with a wireless tracking
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