Royal Academy of Music (company) directors of the Royal Academy of Music, imploring them: The performances of "Alessandro" went off with no signs of animosity between Bordoni and Cuzzoni or their respective supporters, but it was not very long after that tension between the two erupted. As 18th century musicologist Charles Burney observed about the Cuzzoni / Faustina rivalry: Handel's next opera."Admeto", again with roles for both sopranos, was well-received and had nineteen performances in its initial run, a mark of success for those times. Many audience members were extremely enthusiastic about the singers. At the conclusion of one of Cuzzoni's arias at a performance
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