Music is a universal language and that's seen in the fact that songs like 'despacito' and 'HYLT' songs of Spanish and Korean language got world wide streams.

KPOP is one such music language that has been the current trend. The below link is a Well-researched article and provides a balanced argument, about the trends of KPOP. I found the article very informative, especially as a someone who has recently started listen to KPOP. 

Do give it a read. 

https://buddingpsychologists.org/kpop-and-its-influence-on-the-youth/