First of all you do not know IT business. IT industry started with both low end and middle level jobs in India. Now there is lot of high technology being developed in India. You do not see many products from India because there is no demand for products (paid) in India. How IT has destroyed agriculture? It is not IT which destroyed agriculture. It is our great UPA government with agriculture minister like Sharad Pawar (or Cricket minister) who destroyed Indian agriculture.
