More than to reward the artistic ambitions of the artist, the majority of Library records were generally functional to sonorizations and conceived for a commercial use. So the main difficulty for the artist was to demonstrate his compositional versatility that allowed the use of his songs in different contests : documentaries, spaghetti western movies, television programs and dramas, news reports. “Clouds”, fourth chapter of this new and exciting Spettro series, is a classic library release in i…