I fear there will be so much political pressure put on the FAA that they will cave in to the hobby folks that we will have hundreds of thousands of these damn things flying everywhere for commercial purposes.
And no, these guys cannot contain themselves and resist using these things in unsafe areas, taking video and pictures of everything and everybody. They will claim they are responsible enough not to but that is BS.
Amazon.com is trying out drone deliveries. A company in Germany is already using delivery drones. Aside from them dropping baby grand pianos on innocent victims and being hacked to different locations and spying on you, what could possibly go wrong?