Using a music oriented Web site, a "student" user requests a tutorial or tour of a musical artist or genre on the World Wide Web portion of the Internet. The "expert" user peruses the "student" personal music library and creates a playlist for that library to assist in further understanding of the music...http://www.google.de/patents/US6226672?utm_source=gb-gplus-sharePatent US6226672 - Method and system for allowing users to access and/or share media libraries, including multimedia collections of audio and video information via a wide area network