Un e-book permet de "voir" la musique

Local musician Donald Barra has found a way to let people see music happen. His latest electronic book, “Bending Music,” employs the use of spectrograms to help the reader/listener visualize what’s happening in music with a colorful reproduction of soundwaves in the air.
 
http://www.ranchosantafereview.com/2012/06/13/accomplished-musician%E2%80%99s-e-book-allows-people-to-%E2%80%98see%E2%80%99-music/