In comics the reader is in complete control of the experience. They can read it at their own pace, and if there's a piece of dialogue that seems to echo something a few pages back, they can flip back and check it out, whereas the audience for a film is being dragged through the experience at the speed of 24 frames per second.
Alan MooreYou see, there's the way things seemed and then there's the way things were and one is so often the total reverse of the other.
Alan Moore