What does Donald Trump possess very little of, even as he keeps stealing lots from other people? The answer, of course, is attention. Close aides are said to keep their briefings strategically short in case his mind wanders. During speeches, he can ramble disconnectedly for hours. He can’t seem to hold a plan in mind for more than a moment: this week, trade with Spain was out, Zelensky was back in, and the President is now no longer sure he wants an Iran deal at all. If he lived in Britain, he would probably be offered a Personal Independence Payment on the spot. Though many have been tempted to interpret Trump in terms of some secret masterplan for good or ill, according to the authors of a new book, Regime Change, the project is pointless: “Trump will often do simply whatever he feels li