"Would it surprise you to know that all the major combatants involved in World War II used pornography as part of their psychological operations (PSYOP) strategy?" asks PSYOPS vet Sergeant Major Herbert A. Friedman (ret.) at Sex and Psychological Operations, a site that offers examples of WWII porn PSYOPS flyers.
Pirate Prentice was surprised to find himself the target of such a operation - not, pynchonoid suspects, because he was unaware of such PSYOPS tactics, but because his own government was using such tactics against him...with a nasty, paranoia-inducing twist:
Like every young man growing up in England, he was conditioned to get a hardon in the presence of certain fetishes, and then conditioned to feel shame about his new reflexes. Could there be, somewhere, a dossier, could They (They?) somehow have managed to monitor everything he saw and read since puberty . . . . how else would They know? [GR, 71-72]