The conservative political commentator (and never-Trumper) David Frum has commented about this and the general decline in coupling between the sexes among young people. He believes that part of the reason comes from the economic hurdles facing many millennials; it's harder to get your own place or have a sense of financial confidence, so starting a family or embarking on a relationship may seem more daunting. He also…
Back in a day, quite some time ago, I started screwing around when I was 16. Most of the parents were quite conservative so they didn't allow kids to do it at their places where we, kids, lived, at least not to their knowledge. But we used every occasion to do it while they were at work. Or at birthdays and other home parties. In parks. At the graveyards. On roofs. In basements. Any place where we could get half an h…
The conservativism of parents where you lived likely contributed to kids having sax in the park hoping nobody will arrest them and charge them with public sex.
And honestly, I never witnessed what you described here and I am kinda happy I did not.