Classical guitar making classical guitar today is the Spanish guitar: usually fan-braced and strong in fundamental. While fan-braced Spanish (Torres, post-Torres style) instruments coexisted with traditional central European ladder-braced (19th-century style) guitars at the beginning of the 20th century, the central European guitars eventually fell away. Some attribute this to the popularity of Segovia, considering him "the catalyst for change toward the Spanish design and the so-called 'modern' school in the 1920s and beyond". The styles of music performed on ladder-braced guitars, were becoming more and more unfashionable; and e.g. in Germany musicians were in part turning towards folk-style music (Schrammel-music and the
Classical guitar type of repertoire is usually performed by guitarists who have particularly chosen to focus on the avant-garde in their performances. Within the contemporary music scene itself, there are also works which are generally regarded as extreme. These include works such as Brian Ferneyhough's "Kurze Schatten II", Sven-David Sandström's "away from" and Rolf Riehm's "Toccata Orpheus", etc. which are notorious for their extreme difficulty. There are also a variety of databases documenting modern guitar works such as Sheer Pluck and others. The evolution of the classical guitar and its repertoire spans more than four centuries. It has a history that was