Abstract idea of Song instead of pure file management

[Jeff Mitchell]

Jud Craft wrote:
> I don't mean to suggest that's not useful, but my interest was in
> grouping together files that map to the same song, as opposed to
> dynamically comparing two files to see if they "might be" the same
> song.

Well sure, but you have to have a way to figure out that two files map
to the same song.  Ideally, good enough audio analysis will make that
possible.

You could do a comparison against all tag fields, I suppose, but that
has many errors it would be prone to as well.

--Jeff