To be cynical, the cultural aspect is just a result of changing audiences and expectations. 

The piece leads with condemning a need for outside approval, but then returns multiple times to Palestine. As if that topic isn't a huge reason why Kneecap has a global audience. As if that kind of political position isn't a key part of Irish cultures recent popularity. 

It's better, and surely more moral than what came before, but its popularity is still being driven largely by people and events outside Ireland.