"The Uncanny Valley is a term that originated from the computer animation industry. In 1992, while finishing A Bug’s Life, Pixar had to build a digital valley for..."
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Wikipedia: "The term was coined by the robotics professor Masahiro Mori as Bukimi no Tani Genshō in 1970. The hypothesis has been linked to Ernst Jentsch's concept of the "uncanny" identified in a 1906 essay "On the Psychology of the Uncanny"."