> This particular individual even goes so far to say that "the biggest problem" is the alleged misuse of labels related to racism or sexism, as if this could somehow be worse that the discrimination the disenfranchised experience on a day-to-day basis.

This is one of the most persistent problems when discussing these issues: the idea that if the victim of discrimination didn't get raped or beaten by people wearing white hoods, then it does not qualify as real discrimination.