The simplest explanation is usually the correct one. Therefore it is obviously an artifact from a tangent universe.
"Artifacts provide the first sign that a Tangent Universe has occured.
If an Artifact occurs, the Living will retrieve it with great interest and curiosity."
--Roberta Sparrow, The Philosophy of Time Travel
www.donniedarko.org.uk
"Artifacts provide the first sign that a Tangent Universe has occured.
If an Artifact occurs, the Living will retrieve it with great interest and curiosity."
--Roberta Sparrow, The Philosophy of Time Travel

The Philosophy of Time Travel
All the pages from the fictional book The Philospohy Of Time Travel by Roberta Sparrow. This will help you understand the movie Donnie Darko.