A so called Dravidian and Aryan Divide never existed during ancient or medieval period. This idea was introduced by the British.I would not be too sure about that. The Aryan-Dravidian divide, for instance, keeps cropping up every now & again, even as everybody keeps trying to sweep that one under the carpet every time.
These days most Indians do not care about this apart from a few exceptions like a few politicians who try to trigger some voters pretty
much the same way Trump does it these days in the USA