Pop music sampling (from the 1980s) have also been utilized as methods for the creation and elaboration of pop music. By the early 1980s, the promotion of pop music had been greatly affected by the rise of music television channels like MTV, which "favoured those artists such as Michael Jackson and Madonna who had a strong visual appeal". The latter half of the 20th-century included a large-scale trend in American culture in which the boundaries between art and pop music were increasingly blurred. Between 1950 and 1970, there was a debate of pop versus art. Since then, certain music publications have embraced
British pop music even when not banned from the charts, was not overwhelming, but by the end of the decade the British pop music industry was becoming dominated by post-punk new wave acts like Ian Dury and the Blockheads. Other successful new wave pop bands included XTC, Squeeze and Nick Lowe, as well as songwriters like Elvis Costello, rock & roll influenced bands like the Pretenders, and the reggae influenced music of bands like The Police. By the end of the decade, many of these bands, most obviously the Police, were beginning to make an impact in American and world markets. The British