links for 2010-09-01

American writer Nicholas Carr's claim that the internet is not only shaping our lives but physically altering our brains has sparked a lively and ongoing debate, says John Naughton. Below, a selection of writers and experts offer their opinion

Inventing the printing press was not the same thing as inventing the publishing business. Technologically, craftsmen were ready to open presses across Europe. But they could only guess at what to print, and the public saw no particular need to buy books. The books they knew, manuscript texts, were valuable items and were copied to order. The habit of spending money to read something a printer had decided to publish was an alien one.