According to survey condected by Nasscom told that Indian IT industry is safe India's IT industry does not need to worry about the current economic downturn as "we have a strong knowledge base" and the established market players here would not be affected. "We need not worry about the slowdown in the US economy. It is all a temporary phase and very soon, the US dollar will reach a stable position," said Ganesh Natarajan, chairman of the National Association of Software and Services Companies (Nasscom). Addressing a chief executives' meeting here, he said despite the global meltdown, the Indian software business is growing…