It is anticipated that the price tag associated with drones will decrease around 2019. If that is true, then there will likely be more of them in use. For some consumers, it is the current cost that prevents them from making the investment. According to the FAA, there will be smaller drones that become part of the airspace in the USA. By 2020, it is estimated that these micro-drones will be everywhere. There may be as many as 20,000 of them by that point in time. There are plenty of experts that believe the 21 Century is going to be the era of drones rather than manned aircraft. It will change the world responds on many levels.