Nothing he wrote implies that. He offered pedophiles as an example of a class that uses encryption to aid crime, not as an exhaustive list of all classes that use encryption.

If I wrote that in a recent program I used a functional approach, like they do in Lisp, would you think I'm claiming that Lisp is the only language with functional programming support? Because that's the kind of error you made in reading his statement.

In a world where encryption is sexy...