As I understand, it first extracts text from original video into subtitles, translates them using external LLM, and then converts text to speech. All of this is

As I understand, it first extracts text from original video into subtitles, translates them using external LLM, and then converts text to speech. All of this is done using thrid-party solutions, and the project seems to be just a GUI app that allows to integrate them. You obviously cannot use this to translate songs or movies because this method loses important information like voice, intonation, etc. So it is still better to use subtitles.