Its currently illegal to use unmanned aerial drones for anything commercial in the US, something that could be changing sooner than expected. Bloomberg reports that the US Federal Aviation Administration plans a streamlined approval process for low-risk commercial uses like farming and filmmaking. The new rule, which will be proposed in November, would allow commercial drones less than 55 pounds to be used in such activities as long as they were considered low risk to humans, structures, and other aircraft. …