It would be funny to ask the profs if they are allowed, by law, to read 3 textbooks on a subject and then write a 4th themselves.

After a 1.5 billion settlement, the professor/authors are saying it's not enough.

The judge had an interesting summary of AI:

"He compared AI training to how humans can read, internalize and remember a book’s themes and style. “Like any reader aspiring to be a writer, Anthropic’s LLMs trained upon works not to race ahead and replicate or supplant them — but to turn a hard corner and create something different,” he wrote."