Video_2021-.7z

: All uncompressed files are concatenated and processed together. This allows the algorithm to find similarities across different files.

While it can significantly improve compression ratios, it has specific trade-offs for video files: How it Works video_2021-.7z

The in a .7z archive (like your video_2021-.7z ) is a compression method that treats multiple files as a single, continuous data block rather than individual items. : All uncompressed files are concatenated and processed