Repeating a pattern is stupid, as you said, it just takes an SDR do it. RPG munitions are not effective if the warhead is detonated too far away from the targe

Repeating a pattern is stupid, as you said, it just takes an SDR do it. RPG munitions are not effective if the warhead is detonated too far away from the target, ie, because of a cage or net. What you need is a real missile munition with heaving fusing and a casing.