Are cables prisons for electricity?

It's like enslaving electricity, they make them out of rubber, cause rubber is too strong for electricity, like metal is for us and then we have them do labor and make it do what we want by taking it's freedom of unpredictable-ness, we just make it do stuff by running it through a cable, another thing is where does the electricity go when we use it, it just dies?
Are cables prisons for electricity?
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