Around 800 artists, writers, actors, and musicians signed on to a new campaign against what they call “theft at a grand scale” by AI companies. The signatories of the campaign — called “Stealing Isn’t Innovation” — include authors George Saunders and Jodi Picoult, actors Cate Blanchett and Scarlett Johansson, and musicians like the band R.E.M., Billy Corgan, and The Roots. “Driven by fierce competition for leadership in the new GenAI technology, profit-hungry technology companies, including