A common but flawed assumption about Joseph Ratzinger is that he is simply an ardent conservative. That’s the figure we see in Netflix’s The Two Popes. Anthony Hopkins’s performance may be a visual feast, but the script leaves no cliché unaired. Better informed observers note that the Vatican’s former doctrinal guardian is a poacher turned gamekeeper who once supported major reform of the Catholic Church but then performed a somersault, partly because of worry about threats including Marxism and moral relativism.