As K-content like KPop Demon Hunters grows, it should shake off any concerns about abandoning its roots, says Juliana Liu for Bloomberg Opinion. HONG KONG: Anyone with children endlessly rewatching KPop Demon Hunters might assume that South Korean content has already taken over the world. In fact, K-pop has enormous room to grow in a global music industry expected to be worth just under US$200 billion in 10 years.  As it does, it should shake off any concerns about abandoning its roots. Like