Which innovative product launch revolutionized post-performance audience engagement in Broadway theaters during the early 2010s?

Product innovation has transformed the performing arts industry in remarkable ways. From digital ticketing platforms to immersive theater technology, product developments have changed how audiences experience performances and how artists connect with their fans. This trivia question explores a significant product launch that revolutionized how performing arts venues engage with their audiences after the show.

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Stage Door App, which allowed fans to schedule digital meet-and-greets with performers
BroadwayHD, which began streaming live performances for remote viewing
TodayTix, which introduced last-minute mobile ticketing and dynamic pricing
Applause Analyzer, which measured audience reaction to help optimize performances