This year could well go down as a landmark year for the Indian start-up ecosystem. There were many firsts. The Walmart-Flipkart deal finally put to rest some of the growing concerns about India’s ability to provide exits to private market investors. One swallow does not a summer make, but it was much-needed validation that Indian start-ups can scale and execute well enough for global companies to partner with them. This has got the attention of marquee global investors as well and it doesn’t get better than an endorsement from Berkshire Hathaway.