A master-use license permits the licensee to use a copyrighted sound recording in a new project. Typically, licensees are seeking to use recordings in audiovisual projects, as a sample in a new audio recording, or for distribution. By obtaining a master-use license, the only rights being granted are to the sound recording. This means that any copyrighted composition embodied in the recording must be licensed separately.
Music And The Brain
Recent research on music and the brain shows that you can increase your brainpower with music. That is, if you listen to the right type.

