Baroque pop contested much of the time's low fidelity musical aesthetic. In classical music, the term "Baroque" is used to describe the art music of Europe approximately between the years 1600 and 1750, with some of its most prominent composers including J. S. Bach and Antonio Vivaldi. Much of the instrumentation of baroque pop is akin to that of the late Baroque period or the early Classical period, chronologically defined as the period of European music from 1690 to 1760 and stylistically defined by balanced phrases, clarity and beauty, using string sections, woodwinds and brass instruments. Baroque pop, stylistically, fuses elements of
Baroque with unremitting dissonances, constantly changed key and meter, and speedily ran through every compositional device. Jean-Jacques Rousseau, who was a musician and noted composer as well as philosopher, made a very similar observation in 1768 in the famous "Encylopedié" of Denis Diderot: "Baroque music is that in which the harmony is confused, and loaded with modulations and dissonances. The singing is harsh and unnatural, the intonation difficult, and the movement limited. It appears that term comes from the word 'baroco' used by logicians." Common use of the term for the music of the period began only in 1919, by Curt