1. look at immediate parents for identically-named files
   ....

UnevenDolphin73 are you saying this will be your way to log the diff between two versions (for increased visibility) ?
If so, how would you visualize it ?
(I really like this idea of visualizing the changeset, trying to think if there is "smart" way to create a callback to make the approach kind of best-practice) wdyt?