> However, a better way to do this would be to give each media unit a set of fields and then create the hierarchy when I need it according to my current need.

> However, a better way to do this would be to give each media unit a set of fields and then create the hierarchy when I need it according to my current need. I'm not sure I understand your use case enough, but this particular idea reminds me of "metadata driven views" feature of git annex[1], which can rearrange filesytem tree tracked by git annex to match your request. [1] https://git-annex.branchable.com/tips/metadata_driven_views/ https://git-annex.branchable.com/tips/metadata_driven_views/