The Supreme Court weighs in for a second time in the more than 5-year-old court battle over whether the Child Online Protection Act drafters have rectified the constitutional defects of the Communications Decency Act, which the Court struck down in 1997 on First Amendment grounds. In an effort to cure the CDA's lack of "narrow tailoring," the drafters of COPA have more narrowly defined the speech that is being regulated and have also narrowed the speakers who are subject to regulation.
Susanna Frederick Fischer, Does the Child Online Protection Act Violate the First Amendment?, 2003-2004 PREVIEW U.S. SUP. CT. CAS. 289 (2004).