Which major bookstore chain pioneered the 'digital integration concept store' featuring interactive kiosks, augmented reality book previews, and personalized recommendation stations?

The bookstore industry has undergone massive digital transformation in recent decades. Independent bookshops, once threatened by large chains, have had to reinvent themselves in the digital age. This trivia question explores how successful bookstore chains have leveraged digital transformation to enhance the literary shopping experience and remain competitive against online giants like Amazon.

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Barnes & Noble with their 'B&N Immersive' stores
Waterstones with their 'Literary Tech Hubs'
Books-A-Million with their 'BAM Digital Experience' centers
Powell's Books with their 'Powell's Portal' concept