Which innovative data analytics strategy dramatically changed how film studios approached theatrical releases and marketing between 2015-2020?

The film industry has undergone a dramatic transformation in how it uses big data to predict audience behavior and film success. Major studios now employ sophisticated analytics to make multi-million dollar decisions about everything from script selection to marketing campaigns. This trivia question explores how streaming platforms revolutionized audience data collection and altered traditional theatrical release strategies.

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Netflix's viewing pattern analysis that revealed the '70% completion rate' as the key retention predictor, influencing how theatrical releases are now marketed
Disney's facial recognition technology in theaters that tracks emotional responses to trailers, replacing traditional focus groups
Amazon's purchase prediction algorithm that determines optimal film release dates based on consumer shopping patterns
HBO's social media sentiment analysis tool that automatically adjusts marketing budgets based on pre-release Twitter engagement