The summer of 2018 brought along the hottest deal of the year. In May, the American brick and mortar biggie Walmart signed up to acquire a controlling stake in India’s largest e-commerce company Flipkart in an eye-popping $16-billion deal. If fund-raising from marquee foreign investors was defining the start-up space in the country so far, the Walmart-Flipkart deal took the definition to another level, valuing the Sachin Bansal and Binny Bansal-founded company at around $21 billion. The investor markdowns of the past months were washed away in a single stroke, establishing firmly the worth of the business that was started