"Training on copyrighted human content without permission is one kind of issue. But using the outputs of proprietary AI systems to train competing models is ano

"Training on copyrighted human content without permission is one kind of issue. But using the outputs of proprietary AI systems to train competing models is another — it's more like reverse-engineering someone else's product, he explained." Haven't us courts ruled the output of llms can't be copyrighted? I don't see why gathering output from a specific llm to train another model would be deemed different from just learning from books or imitating painting. Alas, tears for VCs that can't have their moat