Drones are now delivering packages in one Chinese city
http://www.popsci.com/technology/article/2013-09/chinese-company-tests-drone-couriers
What if packages could be delivered right to the balcony of your apartment on the 23rd floor? A delivery company is testing out using drones as package couriers in southeast China. The drones can carry as much as 6.6 pounds and fly 330 feet in the air.