John Wiley & Sons, a textbook publisher that also issues the “Dummies” series, employs three full-time staff members to trawl for unauthorized copies. Gary M. Rinck, general counsel, said that in the last month, the company had sent notices on more than 5,000 titles — five times more than a year ago — asking various sites to take down digital versions of Wiley’s books.Fabulous quote from Cory Doctorow, who gives away e-books of some of his books: “. . . my problem isn’t piracy . . . It’s obscurity.”
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