It says a fair amount about Havelock that he displays no form of alarm or consternation at all at the news that a version of Tom was supposed to become the ultimate evil of a world or two.

It takes all kinds.

"Ah," he says meanwhile. "That would explain how your other identity would be recognised with ease. Does that make it easier for you to track different world related to your own?"

Perhaps he should come up with a codename of his own?