It certainly won’t have more detail than the original negs, I don’t see how that could be possible as the prints are derived from them.
If they had more detail then I think we would be breaking some fundamental laws of physics 😃
He restored the latter part of the crawl by re-purposing the earlier part. The result he says is “probably better than the quality of the negative”.
Source:
https://vimeo.com/98412058