:Attacks have begun on another user here ( " Since you are, in economics, as blind as a bat, " You are most probably some snot-nosed tyro trying your hand at what you know nothing about.
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Other bats hunt or locate food such as fruit using smell, sound and vision . ( So if you say someone is " as blind as a bat, " it's not much of an insult _ the eyesight of some bats is quite good .)
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