Did AI robots from Quake III Arena video game bring about world peace?

Guns, so one line of thinking goes, do not kill people. Death usually comes when the trigger is pulled by a living being so people, therefore, kill people. It may be an over-simplified way of thinking (and one that the National Rifle Association seems to love) but could the same argument be put forward for video games? Are certain games inherently violent or do they only become bloodbaths once humans get hold of the controller?

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