Amazon wants you to know its drones are ready. It just released a video showing how they can deliver most items in under 30 minutes. But before it can deploy the fleet, the company needs regulatory approval, making the video a marketing message aimed at regulators as well as consumers. So who did Amazon employ to send the message? None other than the U.K.’s best-known automotive journalist, Jeremy Clarkson, who this year signed a massive deal with Amazon to produce a car show for its streaming service. For those who aren’t that into cars (or British media), Clarkson was a presenter for BBC’s “Top Gear,” the ... (full story)