I still chuckle when I run across the little tag 'PWP' tucked onto an old piece of fanfiction — it's such a tiny acronym for a big slice of fandom culture. The shorthand most people recognize today stands for 'Plot? What Plot?' or more bluntly 'porn without plot', and it didn't spring out of nowhere; it bubbled up out of early online fan communities where people needed a quick way to warn (or flaunt) that the story's main goal was heat rather than narrative complexity.
If you dig through the archaeology of the net, the phrase seems to have coalesced in the late 1990s to early 2000s on hubs like 'LiveJournal' communities, fannish mailing lists, and later 'fanfiction.net'. Usenet and IRC channels laid the groundwork for fannish shorthand, but the real
Acceleration came when writers and readers began tagging stories en masse — a single three-letter tag could save someone from clicking into something they didn't want. 'Urban Dictionary' entries and fandom FAQs from that era captured and spread the meaning, and by the time '
archive of Our Own' became a major repository, 'PWP' was a recognized, even systematized, tag.
What I enjoy about this little bit of etymology is how it shows fandom's practical, humorous side: people invent labels not just to categorize content, but to police consent and expectations. Over time the term broadened, mutated, and sometimes even gets used self-mockingly, but whenever I see it I get a nostalgic kick thinking about those early tags and the chaos of fannish metadata culture.