Which innovative product launch strategy helped make the 2007 release of 'Harry Potter and the Deathly Hallows' the fastest-selling book in history at that time?

Book launches have evolved dramatically in the digital age, transforming how publishers introduce new works to the market. From midnight release parties for bestsellers to virtual reality experiences that immerse readers in fictional worlds, publishing houses are constantly innovating their product launch strategies. Test your knowledge about some of the most groundbreaking book launch campaigns that changed the publishing landscape and set new standards for literary marketing.

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Simultaneous global midnight release parties with strictly enforced embargoes
Interactive AR experience allowing readers to hunt for Horcruxes in bookstores
Limited edition versions with alternate endings available only during launch week
First major book to launch exclusively as an e-book before physical copies