Datapoint Earlier African American Vernacular English/Invariant present tense forms due to generalization of 3rd person –s to all persons
Earlier African American Vernacular English
Invariant present tense forms due to generalization of 3rd person –s to all persons
B - feature is neither pervasive nor extremely rare
I show you what I means, madam.
Rawick, George P. 1977/1979