you ignore the second US language Ebonics When combined with the liberal mindset, words mean whatever they want them to mean.
Yes, there is that and it’s “cool” and maybe has currency with black constituents and street cred and whatnot... but it still goes against grammar or the positing that there is value in white old things like grammar or the handed down rules of a western tradition. It becomes a slogan — in this case a slogan that the white elites coined or stole to make themselves feel less white guilt.