what’s your story?

i’ve always been fascinated by the idea of back stories.

the story behind the story

i love the idea of understanding

what led to something,  motivations,  experiences, emotions, circumstances, the why’s

so i set out to find the back story/backstory about the origin of this term

the new york times summed it up very well in the following piece. 

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‘Looking for the Candy, Finding a Back Story” was the headline above a review by A.O. Scott in The New York Times about the movie “Charlie and the Chocolate Factory.”
“Backstory” (one word) was the headline chosen by the New Yorker cultural critic Joan Acocella for her dance review of “revivals of long-absent works by Ashton and Balanchine.”
What’s the history, derivation, hidden motivation or inside skinny — I’m groping for the dramatic term — of this explosion of usage in the arts sections of our media? Whence this seemingly…