Children don't have the luxury of choosing their parents. Having guardrails to increase the odds of success for a child with imperfect parents? I'd say that's a good idea.
You can't claim you're not harming people while giving money to people who will use it to cause harm.
A casino advertising, highlighting wins, etc. doesn't change the rational's prior on the odds of winning. I am fully against regulating people's freedom to engage in commerce when that commerce isn't harming anyone else, and I don't consider advertising a third party externality.