They also found that the network offered a much closer match for human behaviour on other very different tasks, such as one that involved learning how to move a joystick in response to different visual cues.
When you're on Mars, the joystick idea doesn't work, because when you send a command to the robot on Mars, it takes 15 minutes to an hour to get there.
We have turned those muscles into a generic controller that in this case we've mapped into a drone, but what's really cool is that joystick can be applied to anything.