Do you know, why a long timeframe or many leaps in time can cause story problems for a movie?
Imagine the following fairy tale: once upon a time there was a poor farmer. Though he had to work a lot he also was bored with life. One day he therefore walked into a dark forest full of ghosts and gremlins going after each living soul in their reach. After a long walk he sat down on a tree. Four days later he was killed by one of them.
As you can see, the leap in time might on the first look be a way of storytelling, but on second thought it only causes big problems. Not only tension-wise but also logically.
A great and recent example for this problem is the movie
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