This is like a beginning. See part 2 here.
Introduction
Unmanned Aerial Vehicles (UAVs), colloquially known as drones, have revolutioni...
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Interesting article, yet question stands: what are legal and practical limitation? At the moment, from what i am aware of, there is no wide implementation civilian use cases of drones, and many government grouos are some what against it.
You're right, so far the regulations concern the use of such aircraft. There is no prohibition on the development of the software described above. Of course, a lot can change in the near future. From a software perspective, a drone is a flying robot controlled by an embedded system. Instead of “hands” - manipulators - propellers are here, etc. For now we perceive it this way.