"Nothing in this section shall be construed to annul, limit, impair or otherwise affect in any way the ability of the owner of a copyright in a sound recording to exercise the rights under sections 106 (1), 106 (2) and 106 (3), or to obtain the remedies available under this title pursuant to such rights, as such rights and remedies exist either before or after the date of enactment of the Digital Performance Right in Sound Recordings Act of"