There is no "theory." Redaction is an act not a philosophy.
To "redact something means; According to 49 CFR 801.3 Title 49,
"making a portion of text illegible by placing a black mark on top
of the text."
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Redaction. The blacked out words have been "redacted."
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The cast of Redaction - 2013 includes: Ben Gavin as Man Chet
Grissom as Police Officer Sarah Lilly as Counselor Jaimi Paige as
Woman Carla Valderrama as Female Police Officer