Well, they could trade identifying ones too or even stollen ID cards if you want to go this way.
They could also trade porn-filled thumb drive or old-school glossy paper magazine. There no way to prevent kid's exposure to stuff at a 100% success rate.
They could also trade porn-filled thumb drive or old-school glossy paper magazine. There no way to prevent kid's exposure to stuff at a 100% success rate.
There no way to avoid exposure completely