One who has absolute/infinite knowledge,wealth,detachment from worldliness,power,might and fame is Bhagawan.
Now whoz Aryan? is it iyers,iyengars,chettiyars(Vysyas) and Kshatriyas alone? Or is it the vast number of north indians who speak Hindi and other Indo European languages like Gujrati,bengali etc etc? Are you asking all Hindi speaking people leave India for Tamil speaking non Brahmins???