11.   Musicians have long used them to write songs.

12.   Musicians also use samplers to record their own sounds.

13.   Musicians have traditionally used that freedom to intensify the power of the melody, using odd, bitter notes to replace more obvious choices.

14.   Some jazz musicians use techniques derived from electronica to their own ends.

15.   The researchers said that skilled musicians use more neurons for processing sounds from a piano or better synchronize those sounds because of their training.