Why did everyone watched squid game in English?

Like, for Americans or British or you get it, I can understand... But? Why the others? If you don't want to watch it in corean, watch it in your language? Why English? It's a fuckin COREAN show! It doesn't make sense! Like everybody have the "green light red light" reference but not that much the "mugunghwa kkochi pideon nal"

Yoo. A mystery