> Identical files will always have the same hash and can more easily be moved from one torrent to another (when creating torrents) without having to re-hash any

> Identical files will always have the same hash and can more easily be moved from one torrent to another (when creating torrents) without having to re-hash anything. Files that are identical can also more easily be identified across different swarms, since their root hash only depends on the content of the file.