Continuity mistake: In "Firewalker," Mulder reports that the day is November 11 and that he and Scully ended up in a 30-day quarantine. Scully reports that the date for the autopsy in "Irresistible" is November 14, which conflicts with the quarantine. (00:20:40)
Continuity mistake: Scully pushes Pfaster into the bathtub and he gets out soaking wet however when he leaves the bathroom and begins to chase Scully around the house his clothes are bone dry. (00:41:20)
Answer: He was being facetious. He doesn't specifically know that information, he was merely giving examples of the types of information he has access to.
I think so too.
lionhead