The infamous Voight-Kampff Test comes in two forms: an interrogation procedure and a fitness challenge. Both can differentiate human from replicant.

A list of questions reveals how bizarre V-K interrogations can be, but truth is stranger than science-fiction:

Me: Describe in single words, only the good things that come into your mind about your mother.

ChatGPT: Caring, Loving, Supportive, Nurturing, Kind-hearted.

More science is needed: like this.