OK, but let's take it in the context intended, ground fighting.In fighting there is no such thing. Even boxers grapple. Standing clinch work Is Grappling, Lop Sao Is Grappling!!
Grappling is to grasp, seize, hold, clinch etc. be it standing or on the ground.
He calls what he does Anti-Grappling yet he shows numerous examples (poor but non the less) of grappling as anti grappling???