Money heaven. The state where you can spend money infinitely and indefinitely, where you can forget about “spending less than you earn.”

Until recently, this state of bliss was only possible for governments: if you’re sitting in the White House, 10 Downing Street, the Élysée Palace—or even the Kremlin—the idea of spending less than you earn is—how shall put it?—just for the plebs.

Until recently, this state of bliss...