<P> Music has been created and played by humans for millennia . An object identified as a possible flute (the Divje Babe Flute) is more than 40,000 years old . Even if humans had musical instruments and made music there was a need for a musical notation system to be able to preserve song through writing . The first such system, the Music of Mesopotamia notation system, was created 4000 years ago . In the 10th century Guido of Arezzo introduced Latin musical notations . All this laid the foundation for the preservation of global music belonging to the public domain since the beginning of musical history to the present . </P> <P> The Musopen project records music in the public domain for the purposes of making the music available to the general public in a high - quality audio format . Online musical archives preserve collections of classical music recorded by Museopen and offer them for download / distribution as a public service . </P> <P> A public - domain film is a film that was released to public domain by its author or because its copyright has expired . In 2016 there are more than 2,000 films on public domain in every genre, from musicals to romance, horror to animated movies and noir to western movies . </P> <P> Pamela Samuelson has identified eight "values" that can arise from information and works in the public domain . </P>

Which of the following statements about the public domain is true