Its also a world where parents don't watch their young children.
For example, my family recently went to a birthday party for my niece. There were kids there from 15 years old to toddlers - probably two dozen kids total. All but 5 were were under age 8. With parents, grandparents, great grandparents, aunts and uncles, there were 18 adults there. The kids all stayed outside in the back yard, with a swimming pool and hot tub, swimming and running around.
At one point, my wife noticed that just her and I were the only adults outside. All the others had gone inside to socialize. She stopped one 3 year old from opening the gate and making a break out of the back yard. Luckily, no one ended up at the bottom of the pool......