Still ages, unfortunately. As much of a hoo-ha Amazon has made out of its Prime Air delivery service over the past two years, the idea of using drones to deliver orders (aside from PR stunts like this pizza delivery) just keeps hitting hurdles.

Amazon's Prime Air efforts are centered in the United Kingdom, where the company can avoid strict US Federal Aviation Authority rules on flying drones out of a pilot's line of sight. But this week, according to The Times, Britain's new transport secretary Chris Gayling warned that delivery drones do indeed pose a safety risk, and that they need to be "handled with great care" before flights are allowed.

Still ages, unfortunately. As much of a hoo-ha Amazon has made out of its Prime Air delivery service over the past two years, the idea of using drones to deliver orders (aside from PR stunts like this pizza delivery) just keeps hitting hurdles.