Can announcements made via the President's personal social media be sufficient to put litigants against the Federal Government on notice so that litigants could forfeit an argument resulting in Federal Rule of Criminal Procedure 52(b)'s plain error review and, if so, under what circumstances?

QUESTIONS PRESENTED The questions presented are: 1. Can announcements made via the President’s personal social media be sufficient to put litigants against the Federal Government on notice so that litigants could forfeit an argument resulting in Federal Rule of Criminal Procedure 52(b)’s plan error review and, if so, under what circumstances? 2. Did Matthew G. Whitaker’s appointment as the Acting Attorney General violate the Appointments Clause, the Federal Vacancies Reform Act, and/or the Attorney General Succession Act? i