The popularity of South Korean drama Squid Game is unrivalled. The survival series, which debuted in mid-September this year, has become the No 1 show on Netflix in more than 90 countries. Social media and news sites have inspected the plot, characters and games so extensively that those who have not even seen a single episode of the show are probably familiar with some of the details. The show’s 20-track soundtrack has also garnered plenty of attention. Snippets of the soundtrack are trending on social media, with creative folks uploading their own versions of Squid Game ’s music. Here are…