In searching through hundreds of comments listed on the website, CNN did not immediately see any in support of the newspaper's decision to publish the interactive map.

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Back in 1967 the world witnessed its first interactive film, Kinoautomat, during which a moderator appeared on stage and stopped the film at nine "decision" points, asking the audience to vote on the direction - one of two choices - in which the film should proceed.

BBC: Many Worlds: The movie that watches its audience