Cillian Murphy appears in the film Kneecap as a teacher who supports the main trio, a cameo that serves as a high-profile endorsement of the group's fight to preserve the Irish language. Seeing an international star like Murphy align himself with a raw, anti-establishment, Irish-language rap trio is not just a PR moment: it is a calculated push to bring a fringe cultural struggle into the global mainstream. For those of us who grew up in the US navigating two worlds, the cent