Il Divo of "Il Divo" is different and is subordinated to the independent paths in the world of opera, the classical crossover musical training, the voice formed and physiology of each. David and Urs are tenors, along with the baritone Carlos, they have long careers in the world of opera and classical music start from early vocal training. In contrast, Sébastien has not had any prior professional musical training (was self-taught), and is a tenor voice which the group classes as "vox populi" due to his pop tone. Besides music, the members of "Il Divo" are also known for their flawless, refined
Avant-pop inspiration from free jazz, German academic music, and Anglo-American pop-rock. According to "The Quietus" David McNamee, the 1968 album "An Electric Storm", recorded by the electronic music group White Noise (featuring members from the U.K.’s BBC Radiophonic Workshop), is an "undisputed masterpiece of early avant-pop". In the 1970s, progressive rock and post-punk music would see new avant-pop fusions, including the work of Pink Floyd, Genesis, Henry Cow, This Heat, and the Pop Group. More contemporary avant-pop artists have included David Sylvian, Scott Walker, and Björk, whose vocal experimentation and innovative modes of expression have seen them move beyond norms of