Continuity mistake: When Nick checks on Albert after he knocks out Craig, during a close-up of Albert you can see that he reaches his hand up to his face. In the very next shot his hand's on his lap again.
Continuity mistake: In most scenes at Bangor airport the plane (L1011/Tristar) can be seen in the middle distance from the terminal window, but in one or two scenes it's right outside blocking the view.
Continuity mistake: When Craig Toomey jumps out and starts screaming at the blind girl, in the first shot he is holding the knife at shoulder level. In the following shot it is raised to eye level.
Answer: Think of time as a gear with only one tooth, and think of them as a gear with only one notch. In the past, the one tooth has forever passed their notch and they'll never be carried along in the flow of time again. In the future, the tooth comes along, snags their notch, and they're back in the flow of time.
Phixius ★