Originally posted by Aristotle
Sorry, but that's some extremely dubious research. That's research done after the fact to justify a systematic failure in public education. I It wasn't until modern, bed wetting, apologist, self-hating, white guilt academics started inventing crap like "African American Vernacular" that garbage like this even existed.
Linguistic research into AAVE has been going on since the 1920s or earlier, starting with widely respected Germanic philologists and American dialectologists.. You can ignorantly dismiss it if you want, but the research on the dialect is solid. AAVE is rule/constraint governed just like every other dialect - whether untrained lay people recognize it or not.

I agree she's an idiot - for every reason mentioned, except for the way she talks.