Birth rates are down. And you used "traditional Halloween party", yes that's what you think happens traditionally, but what if you just opened cosplay category on Pornhub and didn't go to the party to meet your potential mate? Seems easier right? That's what they are getting at.
It's not a full replacement, but it's enough to keep people content with the status quo.
It's not a full replacement, but it's enough to keep people content with the status quo.