It’s been a decade since BoA and Wonder Girls became the first K-pop acts to arrive on the Billboard 200 and Hot 100 charts in 2009, and since then the South Korean music industry’s presence in the global music scene has grown exponentially.With this growth has come a type of K-pop that is always pushing the boundaries and limitations of traditional song structures and genre norms; the question, “What makes K-pop, K-pop?” has become almost philosophical.