It’s not the fact that they’re on the internet, it’s the fact that being on the internet doesn’t inherently make them good.
Of course a boy subconsciously looking for guidance will find these guys and feel inspired or compelled by them. But maturity is the concept of learning from experience and challenging your own understanding in order to be a more balanced and level-headed person tomorrow. You know, exactly what these guys try to stop.
So the only thing these kids can do is embrace growing up, becoming mature, and finding role model figures that champion that instead of ones that peddle the arrested development that these charlatans do.