IMO the metaphor is already getting too frayed at this point. I'm not opposed to metaphors in general, but metaphors are lot like abstractions. If you don't ge

IMO the metaphor is already getting too frayed at this point. I'm not opposed to metaphors in general, but metaphors are lot like abstractions. If you don't get the right one then the details leak everywhere and you may as well have not used it to begin with.