Deletion of EXoSkeletal Model (Linguistics)

Comment: Per that last link provided by Mr. Stradivarius, the theory is treated by a significant number of "reliable sources that are independent of the subject" (GNG). All the sources I skimmed seem like primary rather than secondary sources (developing linguistic theory rather than reporting on Borer's work), but it's hard to know just where to draw that line for academic theories. They do "rely on primary sources here, Borer 2005 for their material, making analytic or evaluative claims about them" (
Stance: keep
Cited policy: Wikipedia:No original research (WP:PSTS)