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> it's an acoustic indicator of your position, making it possible for those in front of you to plot your presence without taking their eyes off the road in front

So you're saying Indian drivers have developed echo-location.

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Echo-location is about using reflected sound to detect the position of silent barriers/objects in the vicinity. This is about detecting the position of sound sources, which is something nearly everyone does all the time.

That said, humans are capable of echolocation with practice and it is commonplace in some cultures.

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