Well, right now, there's something like 43 countries [that] have robotics that they are using out in the field, primarily in the form of unmanned drones - some armed, some not. We're in the early stages of seeing deployment of ground robots as well. Many of those are for bomb disposal. The development of ground robots like the iRobot Packbot was motivated largely by the desire to carry out bomb disposal without endangering human life.
The U.S., obviously, is the leader... By 2015, they estimate... one-third of their forces will be unmanned. It's a very big shift.
CBC News talks to documentary producer Leslea Mair about the growth of robots and drones in military forces.