Indeed. And on the other side of the equation, if you overdo your non-lethal weapons, they can easily become lethal. Tasers have already claimed many lives. That ball of fast-setting cementy thing you shoot at your target may solidify in a way that chokes your enemy to death. And this is all discounting the possibility of a disabled enemy falling to his death by accident.
Effective non-lethal weapon is a very narrow target to aim for.
Effective non-lethal weapon is a very narrow target to aim for.