Which innovative retail technology was first introduced by the Broadway musical 'Hamilton' in 2016, revolutionizing how theater productions sell merchandise and engage with audiences?

The world of performing arts has seen significant innovations in how shows market themselves and sell merchandise to audiences. From traditional playbills to digital platforms, theaters have adapted their retail strategies to engage with audiences both in-person and online. This trivia question focuses on a groundbreaking retail technology innovation that changed how Broadway productions approach merchandise sales and audience engagement.

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The first Broadway-specific mobile app with integrated merchandise purchasing and digital ticket wallet
RFID-enabled playbills that unlocked exclusive online content and merchandise discounts
AI-powered kiosks that recommended personalized merchandise based on viewer preferences
Virtual reality merchandise previews allowing audiences to 'try on' costume replicas before purchase