In the pro column, there's no violence in this "Behold, the world's most annoying Giants fan" video.
In the pro column, there's no violence in this "Balancing that out on the con side is a Dodgers fan, who is way too close to the camera, resorting to the uninspired "shut your whore mouth ... Type 2 Diabetes" response route. (H/T Negativo)
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