- Write media datbase ID as metadata/to file/whatever so it gives us an option to retroactively match media to the DB down the line. Useful if someone moves the media without informing the UI
  - Use a UUID for the media database ID (or at least alongside it)
- Look into this and its recommended plugins https://hexdocs.pm/ex_check/readme.html
- Add output template option for the source's friendly name
