Possible best thing about Hay-on-Wye? Reciting horrible back cover copy to each other. Especially of porn thinly veiled as sci-fi from the late 60s.

*grins* There are very similar Star Trek novels from the late 70s, The Price of the Phoenix and its sequel The Fate of the Phoenix (1977 & 1979) have to be seen to be believed - extended wrestling scenes, Kirk being ordered to kneel and call the villain "master", while thinking about Spock...