India, July 26 -- The US is the source of technologies that define modern life: personal computers, smartphones, e-commerce, email, search engines, social networks, electric cars and more. Most of the tech companies that created these technologies are also in the US. In his book, Mehran Gul asks if that is changing. It isn't just China. Perhaps the question to ask today is: Are there more Chinas out there? Samsung, a South Korean conglomerate, competes with Apple to be the world's largest manufacturer of smartphones. Spotify, based in Sweden, is the world's most popular music-streaming service. Some of the world's best-known games come from the Nordic countries. The world now has a lot more high-value tech conglomerates in different places. This is a book about the shifting geography of innovation....