It's not as far fetched as you'd imagine.
I remember the HD-DVD vs Blu-ray wars were effectively over when the major P0rn studios said they would be exclusively using Blu-ray.
I risked a Google search on "Porn blu ray wars" and several (SFW) articles came up confirming this.
Never underestimate the power of the worlds oldest profession ...
"In the consumer market, however, VHS won out - the story I've always
understood (which could be complete rubbish!) is that porn rentals chose
VHS over betamax, thus people bought VHS players to play porn! :-p
As I say, probably complete and utter tosh and something that QI (UK TV
programme) would rubbish in a few seconds! :-p"