If you're a fan wanting to express your devotion to the hit Korean Netflix show Squid Game - well, there's a cryptocurrency for that. Squid, which was trading around 1 cent on Tuesday, reached $2.34 (£1.70) on Friday - a more than twenty-fold jump. Its market capitalisation, or total volume in the market, is $184m (£133m). The dystopian series - which tells the story of a group of people forced to play deadly children's games for money - has become a viral sensation. Squid is what is known as a "play-to-earn" cryptocurrency , where people buy tokens to play in online games where they can earn more tokens. These can then be exchanged for other cryptocurrencies or fiat money. In the case of Squid, many buyers will be gamers looking to play in an online game of the program , which begins in November. "The more people join, the larger reward pool will be (sic)," according to the platform's whitepaper , which says developers will take 10% of the entr