text:  That was Robert Perlman. Now, with its catchy melodies, polished dance routines and stylish music videos, K-pop has transformed from a South Korean musical subculture to a global phenomenon. However, the industry has become divided over the issue of artificial intelligence. Seventeen, a leading K-pop band, is among a growing number using AI to create music videos and write lyrics. The Newsroom's Ella Bicknell reports.