The data that the models are built from comes from the public. It'll be a long fight if Big Tech decides that the public's data, however referenced in whatever

The data that the models are built from comes from the public. It'll be a long fight if Big Tech decides that the public's data, however referenced in whatever model, is no longer the public's. They're fully welcome to keep proprietary the data that is already proprietary. But so far, that's not been their source.