While the film has earned glowing reviews, Polanski, ever the perfectionist, isn't completely satisfied, Brosnan says, and is "still frustrated" about a sound effect at the beginning of the film.

CNN: Film stars: Polanski edited our movie in jail

"Hilariously, for me, it comes down to the sound of a duck quacking, which is a sound effect that was in my version, used as a bleep noise to cover up an expletive, " Coulton said.

CNN: Singer alleges 'Glee' ripped off his cover song

The exact size and placement of the holes on each sheet, and the spacing between the sheets, has a predictable effect on incoming sound waves.

BBC: Acoustic 'cloaking device' shields objects from sound

Norris also figured out how to achieve his sound effect using only a dinner-plate-thick transducer instead of bulky speaker cones.

FORBES: Technology

This created a ratchet effect: lawmakers who wish to sound tough must propose laws tougher than the ones that the last chap who wanted to sound tough proposed.

ECONOMIST: Crime and punishment in America

At times, producer Gonzales spins the vocals even further creating a low-fi effect that mimics the sound of AM radio, one of those stations that's only static until you clear the mountain(ph).

NPR: Hearing a Breakthrough: Feist's 'Reminder'

That may not sound much, but it would have a serious effect on a country's brainpower if it were widespread.

ECONOMIST: Diet and the unborn child

But the tic-tac was quite historic for country guitar, and his sound that he invented for Cash's Tennessee Two produced a great effect.

NPR: Johnny Cash's 'Big River'

This has the effect of making Plaid Cymru sound as though they are dead keen to do a coalition deal with Labour, and Labour sound if they have no need whatsoever to do a coalition deal with Plaid Cymru.

BBC: State of Play 2 - Plaid Cymru

However a hurricane watch remained in effect for the east coast north of Flagler Beach, Florida, to Altamaha Sound, Georgia.

BBC: Tropical storm hugs Florida coast