Modern cars electronically control the throttle plate based on your input on the throttle. Modern planes modulate ailerons in the same fashion. Do you consider the computer to be driving/flying for you?
I'm not trying to slight the gun or anything, it seems pretty cool. I'm just saying that "you tell the gun what you want to shoot and when to start, and then the gun decides when to shoot and promptly does so" is a straightforward description of what it is going on.