It sounds like this dude could possibly have some mental issues. Maybe the boy needs to go “preach” somewhere else where English is not the international language. (ICAO) And he should probably seek some help about those “voices in his head” of “white supremacists” speaking English.
I think you misread the article...
That’s the opposite of the article.
Zack De Piero is complaining that he (a white dude) was targeted with “white supremacist” and “English is colonial” etc. remarks