Serse by the success in London of ballad operas such as "The Beggar's Opera" and John Frederick Lampe's "The Dragon of Wantley", the latter of which was visited by Handel. "Serse" disappeared from the stage for almost two hundred years. It enjoyed its first modern revival in Göttingen on 5 July 1924 in a version by Oscar Hagen. By 1926 this version had been staged at least 90 times in 15 German cities. "Serse"'s success has continued. According to Winton Dean, "Serse" is Handel's most popular opera with modern audiences after "Giulio Cesare". The very features which 18th-century listeners found so
20th-century music had earlier been called race music, and country music. See also rock musical and rock opera. 20th-century music During the 20th century there was a huge increase in the variety of music that people had access to. Prior to the invention of mass market gramophone records (developed in 1892) and radio broadcasting (first commercially done ca. 1919–20), people mainly listened to music at live Classical music concerts or musical theatre shows, which were too expensive for many lower-income people; on early phonograph players (a technology invented in 1877 which was not mass-marketed until the mid-1890s); or by individuals performing music