"Very neat." Ariel said approvingly. "Repeating letters, of course, often camouflaging the true meaning of a word, at least in Enochian. You remind me of Dr. Dee's notes, in truth; his repeating code drove me off my head in some of my last months in China." He shook his head; John Dee's cryptograms were an old favorite of alchemy masters. "I never would have come up with his formula for copper ink had I not gotten stupidly lucky." Well, he wasn't sure how much of it was luck anymore, but nonetheless. Ah, memories.