The industries that are excited to use child labor (which is what this is) are only doing so because they have a shortage of capable adult workers that want to work in the conditions and for the pay provided.
Aside from the fact that most kids can’t tell when they’re being exploited, why should kids be the stopgap for corporations that not even adults want
According to the rules of the “free market”, these jobs should either provide better conditions or working conditions or both in order to attract talent, because the issue is not an oversupply of capable workers, it’s less.