It's your business (and privilege) if you don't accept the model. Heck, plenty of Americans don't accept it either.

*nods*

That's a fact that sadly gets lost in many of these internet discussions of racism across geographical boundaries, whereas Americans often seem to be perceived to unanimously accept the academic models of racial injustice which are used when fen talk about racism. But the truth is that there is plenty of resistance on both continents, which leads one to suspect there may not be a meaningful geographical difference.