Described are a system and method for achieving near real-time musical collaboration by a group of users using computers connected by a network. Each computer system plays a stream of musical data to each user. The musical data stream played to each user corresponds to the musical collaboration produced...http://www.google.de/patents/US6353174?utm_source=gb-gplus-sharePatent US6353174 - Method and apparatus for facilitating group musical interaction over a network
