[lt]

Of course it learned, that's the point of training.

You claimed the model can reproduce an image from that training data. That's false, and what the judge dismissed.

  “none of the Stable Diffusion output images provided in response to a 
  particular Text Prompt is likely to be a close match for any specific image in  
  the training data.”

  “I am not convinced that copyright claims based a derivative theory can 
  survive absent ‘substantial similarity’ type allegations,” the ruling stated. 

Whether using copyrighted data to train a model is fair use or not is a different discussion.