Why is this getting down-voted?
It's simply a Dark Knight reference to Batman's microphone-array self-destruct password.
It's simply a Dark Knight reference to Batman's microphone-array self-destruct password.
What struck me recently, as that was a piece of art, there are two possibilities (non-mutually exclusive). That the technology already existed and art was imitating life, or that people were inspired thereafter to create the technology and life was imitating art. Certainly both could be true and I'm willing to entertain a third possibility that noone bothered, but that seems unlikely to me.