I think most of this is computer generated, but if these are the capabilities of these things, we will be fighting them like in the Terminator movies when they become self aware.
Forever. Somebody will have to supervise all of the UAV's on-scene.
We have automated elevators.
But we have not managed to automated most trucks, cars, ships, or trains. At some point it's just cheaper to use a man than to develop a smart enough control system and reliable enough control system.