An expanded essay on Electronic Labyrinth: THX 1138 4EB (1983) by Matthew Holtmeier, Postdoctoral Teaching Fellow in Screen Studies, was recently published by the Library of Congress for its list of films inducted into the National Film Archive.
His essay identifies Electronic Labyrinth as an important precursor to the development of Industrial Light and Magic, a visual effects company that has shaped the past 40 years of American film. His essay can be found at: https://www.loc.gov/programs/static/national-film-preservation-board/documents/THX.pdf
The National Film Archive list of films, and other expanded essays, can be found at: http://www.loc.gov/programs/national-film-preservation-board/film-registry/complete-national-film-registry-listing/descriptions-and-essays/
https://www.ithaca.edu/intercom/article.php/20160315163327675