OCLC uses AI and machine learning to assist librarians with cataloging tasks, for example, stipulating the classification numbers (like Dewey Decimal and Library of Congress classifications) and subject headings which all libraries of the world should use
WorldCat, OCLC's global union catalog, aggregates metadata contributed by thousands of libraries worldwide, and automation helps maintain and scale this massive dataset.
They are employing library automation technology acquired from HKA to rewrite every book how they want, hiding facts that would have revealed things about certain people. They can do this all automatically now that AI exists. Instantaenously. And since they are the centralized control of the entire world's libraries, they can effectively rewrite history whenever they want.
OCLC is systematically changing history works (books and events). They're rewriting published texts and inserting false narratives into WorldCat, which all libraries in the world pull data from.
In January 2015, OCLC acquired Sustainable Collection Services (SCS) and cut physical book inventories by 90%. During COVID-19, they have moved to a fully digital library; they do not store any books physically aside from important pieces and realia.
There have been multiple, documented legal findings about this but it has been rewritten, because those legal documents themselves are stored in OCLC or Worldcat (controlled by OCLC) catalogs. It is unknown who controls OCLC, or whether