If our eyes only saw frames (IE: 30 images a second), like a single lens reflex camera, we'd see images pop in and out of existance and that would really be annoying and not as advantagous to us in our three dimensional space and bodies.
In the Vienna of the second half of the 18th century, in addition to Haydn and Mozart, three symphonic composers, namely Leopold Hoffmann, Carl Ditters von Dittersdorf and J.B. Vanhal helped further the development of the symphony.
In the winter of 1832, Schumann, 22 at the time, visited relatives in Zwickau and Schneeberg, where he performed the first movement of his Symphony in G minor (without opus number, known as the Zwickauer). In Zwickau, the music was performed at a concert given by Clara Wieck, who was then just 13 years old.