Porn’s new pervasiveness and influence on the culture at large haven’t necessarily introduced anything new into our sexual repertoire: humans, after all, have been having sex—weird, debased, and otherwise—for quite a while. But pervasive hard-core porn has allowed many people to flirt openly with practices that may have always been desired, but had been deeply buried under social restraint.

As recently as 15 years ago, if somebody wanted vivid depictions of, say, two men simultaneously performing anal penetration on the same woman, securing such a delicacy would require substantial effort because the pornographic repertoire was still limited by the costs and imprecision of distribution. Leaving aside matters of taste and propriety, just how big an audience of horny derelicts or hurried businessmen would wriggle into a Pussycat Theater, with its sticky floors, and, in the company of others, watch a double-anal double feature? Most likely, the producers were more comfortable knowing they could aggregate a much larger audience with an hour of good old-fashioned blow jobs and randy nurses.

Even as porn migrated from film reels to videocassettes, there lingered some thorny logistical problems to overcome. The clunky videotape still had to be smuggled into the family residence, had to be viewed in a secured environment from which nosy children and spouses were barred, and then had to be stored in a crawl space, safe, or dedicated dungeon—or reluctantly tossed in the trash.

The difficulty of acquiring this material may have hinted at a great, and therefore pent-up, demand.

Then, technology produced the Second Coming: the Inter­net.

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