The complaint here is not so much that they don't know, but that they're unwilling to consult anyone who does before making a decision. And 'bandwidth' is a te

The complaint here is not so much that they don't know, but that they're unwilling to consult anyone who does before making a decision. And 'bandwidth' is a technical term from electrical engineering that refers to the width of the frequency band that is usable in a communications system, to which the information rate is directly proportional. There is no way it originally came from plumbing.