It’s certainly not helpful, but I’m not sure that’s dispositive. His reelection campaign was outside the scope of his presidency, but his argument is that the various calls etc. were being made in his role as president to ensure the election was legal. It’s a loser argument, but not because he joined a case in his personal capacity. At best, it’s another piece of evidence to use against him.Trump told the Supreme Court in a Dec. 9, 2020 brief filed by his lawyer at the time, John Eastman. “He seeks to intervene in this matter in his personal capacity as a candidate for reelection,” Eastman wrote.