Which retail trend has most significantly increased merchandise sales for Broadway shows in the past decade?

The performing arts industry has been transformed by retail technology and trends in recent years. From how tickets are sold to how merchandise is marketed, the business side of performing arts has embraced digital innovation. This trivia question focuses on a significant retail trend that has changed how performing arts organizations connect with their audiences and boost their revenue streams.

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Implementation of dynamic pricing algorithms for merchandise based on show popularity
Integration of augmented reality experiences allowing customers to virtually 'try on' show merchandise before purchasing
Subscription-based merchandise boxes sent monthly to theater patrons
Blockchain-authenticated limited edition collectibles for major productions