What is the standard for finding a waiver (as opposed to mere forfeiture) of the Sixth Amendment right to a 'public trial?'

QUESTION PRESENTED What is the standard for finding a waiver (as opposed to mere forfeiture) of the Sixth Amendment right to a “public trial?” This prominently includes whether such a waiver must be by the defendant personally, or whether actions and inactions only by counsel can waive the right for the defendant. li RELATED CASES United States v. Moon, U.S. District Court for the Northern District of Alabama, Judgment entered Oct. 2, 2020. United States v. Moon, No. 20-13822, U.S. Court of Appeals for the Eleventh Circuit. Judgment entered May 10, 2022. Moon’s Petition for Rehearing En Banc denied July 5, 2022.