In 2004, an investment banker wrote a fiction novel inspired from his days at engineering school. A publisher based in New Delhi decided to publish it. That book captured the imagination of the young in India and became a national bestseller. That investment banker was Chetan Bhagat, who since has gone on to be crowned as something of a youth icon in India. This 'accidental trigger' to the Indian publishing industry opened up a completely new market segment for it and catapulted it on to a path of explosive growth. Today the industry is valued to be over 80 billion rupees ($1.8 billion) and is growing at around 10% annually,...