If nothing else, Donald Trump’s tax-audit troubles will likely soon be over, assuming they ever existed. The present IRS commissioner still has a couple of years left in his 5-year term. Once he departs, whether on schedule or sooner, he can be replaced by someone more congenial.

Trump’s income troubles may soon vanish, too. Kings, dictators, and other potentates may discover a sudden eagerness to license Trump-themed properties. Savvy foreign ministers might book rooms at the new Trump hotel on their visits to Washington.

Bill Clinton pioneered unprecedented methods of self-enrichment in the post-presidency. No president has ever dared test the potential for self-enrichment during a presidency. It is large.