Leonardo DiCaprio said even though they had all read the script, he and the rest of the cast were often kept off-balance while making the film because of those multiple realities.
VOA: standard.2010.02.27
He remembered an earlier article he'd read about a radical--though discredited--theory: that smell came not from a molecule's shape, but from its vibration.
Most disagreed with the notion that the Geneva Conventions do not apply to terrorists - even though none apparently had even read the conventions as some of us have.