When “The Devil Wears Prada” was released in 2006, it won over countless fans: critics adored how it spikily satirized the sudsy but serious business of fashion magazine publishing; Meryl Streep, playing formidable magazine editor Miranda Priestly, and costume designer Patricia Field (who also masterminded the looks on “Sex and the City”) earned Academy Award nominations; and the film grossed over $300 million.
But fashion insiders were not among the reverent. Not only did Anna Wintour, upon whom Miranda is based, ignore the 2003 book — “I cannot remember who that girl is,” she said to a colleague upon learning that her former assistant, Lauren Weisberger, was publishing a novel based on her time as the Vogue…