Yes. This was always the failure with the argument that copyright was the relevant issue... Once the model was proven out, we knew some wealthy companies would hire humans to generate the training data that the companies could then own in whole, at the relative expense of all other humans that didn't get paid to feed the machines.
This idea could also be extended to domains like Art. Create new art styles for AI to learn from. But in future, that will also get automated. AI itself will create art styles and all humans would do is choose whether something is Hot or Not. Sort of like art breeder.