On the other hand, ideas are in the public domain once they've been shared with any other person. The expression of the idea can be protected, but not the actual idea. Instead, though it does protect intellectual property, it has its origins in the U.S. Constitution. Fair use is the part of copyright that allows you to quote from someone when you're criticizing them, even if they don't want you criticizing them or quoting them. Fair use is what allows you to make a parody of something and the thing that allows you to make copies and do scholarly research even if the original author doesn't want you to do it.
Fair use is a fundamental liberty at issue.
The framers got it right when they created copyright. Roberta Morris, adjunct professor of law, teaches copyright law and patent law. Faculty members are not only teachers, but many times also the very authors in question, Morris said. The Copyright Act of 1790 set out to protect entrepreneurs. Within the context of fair use, we work to ensure legal access for a multiplicity of users.