In a highly redacted brief, David Boies law firm representing plaintiffs book authors in the Kadrey v. Meta lawsuit cite testimony from Mark Zuckerberg during his deposition, as well as “some of the most incriminating internal documents produced to date” from Meta.

It looks like Zuckerberg’s testimony is cited in 2 passages for at least 10 lines or so:

Of course, because it’s redacted, we have no way of evaluating the substance of Boies’ firm’s assertion.
Meta has opposed the motion of the plaintiffs to file a Third Amended Complaint.