That story stayed dormant in my mind till 2003. At that point, my company had (gone) bankrupt. I was thinking of starting a new venture and had a few friends over. We were talking about the water scarcity in India and the money we had donated. One of my friends banged the table pretty hard (saying), "What difference will it make even if you were to give $100 million to India?" And there was total silence. We realized that it may not make any difference. And that's when the seed that my mom planted 60 years back sprouted all of a sudden, and I decided, "I'm going to find a sustainable solution for the drinking water.