Bytedance's Seedance 2.0 is so good at copying Disney characters the company calls it a "virtual smash-and-grab"Bytedance's Seedance 2.0 can generate Disney characters, replicate actors' voices, and recreate entire fictional worlds with stunning realism. Hollywood is fighting back with cease-and-desist letters and calls for legal actio, but the case highlights a growing problem: copyright law was built for a world where copying took effort.