Big Hit Entertainment, the company behind K-Pop megastars BTS, has invested 4 billion KRW (approximately $3.6m) into Korea-based Artificial Intelligence company Supertone. The company recently made headlines for using its SVS technology to “resurrect” the singing voice of South Korean folk superstar Kim Kwang-seok, with the resultant cloned voice debuted on Korean television show Competition of the Century: AI vs Human.