Drones will become the most disruptive technology in human history, American futurist Thomas Frey says, predicting that by the year 2030, there will be 1 billion drones in the world doing things people cannot yet imagine.

Drones already deliver goods, fight climate change, monitor reefs, supply humanitarian aid, and take part in take part in races.

But the Colorado-based futurist argued at the inaugural World of Drones Congress in Brisbane today there remained limitless possibilities for cities of the future, if only people added a few new dimensions to their thinking.
http://www.abc.net.au/news/2017-08-31/world-of-drones-congress-brisbane-futurist-thomas-frey/8859008