Going by the unbridled optimism and crowding of e-commerce space in India, a shakeup was waiting to happen. And it did, mostly through 2012. According to Venture Intelligence, a provider of data and analysis on private equity, venture capital and M&A deals, as many as 15 M&A deals were struck — notably, Flipkart-Letsbuy, Snapdeal’s-esportsbuy, Myntra-Exclusively.in and Shersingh, Fashionandyou-Urbantouch and Zovi-Inkfruit.