Vaidika and Tantrika cults have co-existed in Bharath from very ancient period. From that time itself, Tantra was confined to a few people. If the theory and practice of Tantra are understood and accepted widely, there will not be any class difference among human beings.
Two opposing world-views the technological and the traditional coexisted in uneasy tension. The technological was the stronger, of course, but the traditional was there still functional, still exerting influence...