“You know that (*BRAAAAAAAAHMM*) sound from Inception with which we’ve been having so much fun? Well as you can see in this video, some brainiac on the internet put it together that the main musical cue in Hans Zimmer’s Inception score is actually a slowed-down version of Edith Piaf’s “Non, Je Ne Regrette Rien.” Says the A/V Club:
Significance? Well, in the movie, we learn that the further the heroes dive into a person’s subconscious–into a dream within a dream within a dream, and so on–the more slowed-down time becomes. So if composer Hans Zimmer is playing us a super-slowed-down version of “Non, Je Ne Regrette Rien,” then the implication is that we’re still submerged deep within the dream, far from the kick that will wake us up.
And in case you assumed that this was just some stoner conspiracy theory, like the Wizard of Oz and Pink Floyd, or that Boondock Saints was good, Zimmer actually confirmed as much to the LA Times:
“You realize that the elements that we’ve extracted from the Piaf song are the way you get from one dream level to the next,” Zimmer said….”