LA Times' latest article on drones raises the spectre of "robot weapons" in relations to the X-47B, Northrup Grumman's new drone prototype with the ability to fly solo - part of an ongoing force restructuring as the US military cuts back significantly on human personnel. While one might well ask whether a robotic plane (i.e. one that can fly autonomously) constitutes a robotic weapon if a human is in the loop for any targeting decisions, what's...