To be clear, the universal gesture wherein the middle finger is extended to ‘give the bird’ is not considered a proper hand signal. Anywhere. At any time. Neither is shaking a fist or hanging out the window and screaming. Unlike those tempestuous gesticulations, it’s actually rare to see drivers use the proper hand signals when a car’s tail lights, turn signals, or brake lights stop working. Driving laws in every state in America require drivers to signal their intentions
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