Copyright law is a glaring and unjustified exception to the rule that the government may not prohibit speech without a showing that it causes real harm. While the First Amendment sometimes protects even harmful speech, it virtually never allows the prohibition of harmless speech. Yet, while other speech-burdening laws, such as defamation and right-of-publicity laws, require that the defendant\u27s speech is likely to cause harm, copyright law does not make harm a requirement of infringement. Copyright law considers harm to the market for the copyrighted work as a factor in fair use analysis, but harm is not always required and is so poorly defined that the concept has become circular. Moreover, the defendant ordinarily bears the burden of p...