There are several very controversial ideas here about the prehistory and history of India. And the history of India is such a controversial subject within India that many thoughtful writers who live in India pass up the opportunity to dig into the sources and write thorough histories of their own country. http://www.historytoday.com/mihir-bose/india%E2%80%99s-missi... Readers from India who read widely are probably a…
It often surprises me that in discussions of Indian History (including that article by Mihir Bose that you site), one of the best historians of ancient India is conveniently forgotten. http://en.wikipedia.org/wiki/Romila_Thapar
Her book and articles on Somnath are very interesting.