India and China had close to 30% of world GDP each before industrial revolution since known economic history of mankind. In 1757 A.D. when British empire founded in India, India had 26 % of world manufacturing. Unfortunately,India did not innovate and missed whole modern technology of industrial revolution.

Due to large scale destruction of all top universities during 1169A.D. to 1200 A.D. Texshila, Nalanda, Vallabhi were among top universities in world from 300 B.C. till they were turned to ashes.

India and China are on way to regain their past glory provided we innovate, make Windows, Adobe, Google not just use it only.