Source code is, for the GPL, the “preferred form for modification”. Given the outrageous cost of training from scratch, plus the ability to fine tune models...

Source code is, for the GPL, the “preferred form for modification”. Given the outrageous cost of training from scratch, plus the ability to fine tune models... I don't think it's completely ridiculous. Edit: plus, the industry acts like models aren't derivative works of the training data. If true the source license is less important than the model!