Oh, it's a bad idea in so many ways. Instability is less of a problem at this scale, but there's the problems of range, required accuracy, and cost.

Peter Eng
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Firing this weapon within 75 meters of target may result in injury or death for the user.
Firing this weapon without an active guidance system may result in severe collateral damage.
Firing this weapon will consume the entire operating budget of the department for the next decade.
Do not taunt Happy Fun Ball.