hackingbear writes: China's Bytedance has released Seedance 2.0, an AI video generator which handles up to four types of input at once: images, videos, audio, and text. Users can combine up to nine images, three videos, and three audio files, up to a total of twelve files. Generated videos run between 4 and 15 [or 60] seconds long and automatically come with sound effects or music.

Its performance is unfortunately so good that it has forced the firm to block its facial-to-voice feature after the model reportedly demonstrated the ability to generate highly accurate personal voice characteristics using only facial images, even without user authorization.

In a recent test, Pan Tianhong, founder of tech media outlet MediaStorm, discovered that uploading a personal facial photo caused the model to produce audio nearly identical to his real voice -- without using any voice samples or authorized data. [...]