The key difference being I guess that preserving digital art usually involves making copies and backups as opposed to there being a single-source-of-truth so to

The key difference being I guess that preserving digital art usually involves making copies and backups as opposed to there being a single-source-of-truth so to speak like the physical world. I think this is the major factor contributing to a lack of digital art in modern collections, it's just too easy to copy.