"The start-up culture in the world has grown by leaps and bounds in the last few years. The ecosystem is bustling with ideas, pitches, funding, and more. Start-ups have suddenly become a rage all over. Serial entrepreneur and author Rajive Dhavan is among those risk-takers who entered the start-up world at the age of 22, with as little as Rs. 40,000. All he had was an idea that he believed in. During his journey, he challenged the status quo, witnessed...