India, June 25 -- Meta's Llama 3.1 model is showing just how much ground AI has covered in recent years. Researchers from Stanford, Cornell, and West Virginia University found that this 70-billion parameter model can recall and reproduce over 42 percent ofHarry Potter and the Philosopher's Stone, line for line, when prompted with the right cues. The findings have set off fresh debate about what happens when AI models remember too much, especially when it comes to copyrighted work.

Llama 3.1 isn't just picking up a few famous quotes. The model can reliably generate long stretches of text from some of the world's most popular books, including The Hobbit and 1984. The researchers broke down 36 books into 100-token passages, then used the fi...