What do drones, Australia Post, Amazon, Walmart, Google and Facebook have in common?

It appears a lot, with all of them (and many others) ramping up their efforts to use drones for delivery of everything from parcels to the internet.

In my regular catch up with Sky Business’s Derryn Hinch we explore what drones are, some of the many ways they may be used in the near future and debate the question of whether drones should be registered.