Did Chris Nolan clean up Bane's mumble mix for The Dark Knight
Rises?  A few weeks ago, there was a bat-rumor that Warner Bros.
was freaking out over the public's reaction to Bane's muffled
voice. Getting Chris Nolan to bend to studio will is a pretty
difficult task, but this time it seems the studio has won. Bane
apparently got a voice job.  Collider is reporting that all new
soundtracks have been sent out for The Dark Knight Rises IMAX
sneak preview. From their unnamed source:  "A friend of mine who
is an IMAX projectionist told me they received a new soundtrack
for the Dark Knight Rises prologue. He said it's now a combo
soundtrack with Mission: Impossible – Ghost Protocol, but the
cool thing about this is that they've cleaned up the dialogue.
They've gone in and lowered the background noise of the plane
and other things, thus making Bane's dialogue clearer and more
understandable. He asked some people after they left the movie
if they could understand Bane and they all said they had no
issue understanding