ByteDance's Seedance 2.0 launched yesterday. Within 24 hours, viral deepfakes flooded social media—Tom Cruise fighting Brad Pitt, Kanye and Kim in Imperial Chinese palace dramas, unauthorized Spider-Man and Titanic recreations. The Motion Picture Association condemned "unauthorized use of U.S. copyrighted works on a massive scale." SAG-AFTRA and Directors Guild joined the backlash. Elon Musk's take: "This is happening too fast."