In his latest film, Surya plays Nedumaaran, who is determined to revolutionize the airline industry in India with his 'udupi hotel in the sky'. But what exactly is the economic transformation that he was seeking? And why had it become necessary? In the latest instalment of EconoMIX, econormists Jayanth and Tareque break the blockbuster down and take a quick trip down India's civil aviation econ history.