abc and XML have different purposes: - MusicXML is a markup language. It is primarily intended to be interpreted by computer programs and entered by specialists, probably aided by programs. - abc is a system for representing musical information in human-readable text. It is primarly intended to be readable by people and writable by non-specialists. Robert To subscribe/unsubscribe, point your browser to: http://www.tullochgorm.com/lists.html