Now it just serves as signalling to outsiders by those vested in the system to pretend they are not responsible and somehow equally shocked. That also explains why inspite of so much 'hand wringing' and 'concern' Google, Facebook and others continue to enjoy respectability in tech circles with no shortage of people eager to work for them.
But here is the problem, we expect even the poor and desperate to behave ethically, for highly educated privileged individuals to behave unethically means there is now no basis for expecting any ethical behavior from others in society and you create the conditions for your children and others to live in damaging environments.
Besides, all games are designed to be addictive. That’s what games are. They provide a fast feedback loop of small successes
If you think addictive games are bad, then we can go ahead and cast a moral judgement ib parents too. Parents know that games are addictive. Why are they letting their own kids play addictive games?
As far as engineers go, it is possible that they did made the game addictive specifically for <13 years old. It just happens that parents of <13 year olds let their kids play, and they are getting addicted.