The twentieth century, too, is replete with technologies that owe just as little to philosophy and to universities as the cotton industry did: flight, solid-state electronics, software. To which scientist would you give credit for the mobile telephone or the search engine or the blog? In a lecture on serendipity in 2007, the Cambridge physicist Sir Richard Friend, citing the example of high-temperature superconductivity – which was stumbled upon in the 1980s and explained afterwards – admitted that even today scientists’ job is really to come along and explain the empirical findings of
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