“The Namesake” is worth watching for many reasons. It is a compelling study of personal identity. It features some of the most talented Indian actors in the business. But it is also an excuse for a thought experiment: imagine how much poorer America would be without the likes of Mr Ganguli.
Almost a third of Silicon Valley start-ups since 1995 were founded by Indians or Chinese. They also power America's great universities, particularly the science departments. About 40% of people earning PhDs in computer science and engineering are foreign-born