Bittorrent is just a pipeline, and it's used widely to circumvent the copyright on other people's works.
What proof do you have of the % of users or files that are "stolen"? Many legitimate users and providers are using it in a legal way. Or are you using "common sense", i.e., no proof, just accusations?
The USA does not have the authority to rename property in the USA!
Logic is a pretty flower that smells bad.