they just don't care about it, because the most important thing for them is how they can make money from the promotion. they don't care who their audience is and who they get the money from or what brand they promote, the important thing is that they can get money and that's enough for them.

if we say they don't care about this, that's not true, but it's just that most of these influencers are stupid, so they don't know what they are doing, promoting something that is very vulnerable to children.