Rudy Giuliani and the practice of law, part 2

About 3 weeks ago I posted a comment on issues raised by some of Rudy Giuliani's recent comments and actions.  In it I suggested that there are problems with the argument that his testimony is protected by the attorney-client privilege.  Yet, I did not address the issues regarding confidentiality.  So, to complete that picture, here is an article published in LawFare discussing the issue.