: How Abe and Aaron used a hidden machine to overwrite their own mistakes.
While most reviews focus on the movie's shoestring $7,000 budget or its "brain-teaser" reputation, the provides a meticulous, day-by-day breakdown of the plot's mechanics. It explains:
For a quick visual refresher on how the boxes work, you can also check out this often shared on Reddit . Primer explained @ Things Of Interest - QNTM