Dave Gibson wrote:
> Gordon <firstname.lastname@example.org> wrote:
>> I have several copies all made at various times of my data files, and
>> would like to find an app that will show me dupes in various folders.
>> Most of the apps I have found so far using Google are windows ones.
>> Any suggestions?
PixiePlus can find duplicate/similar images by doing some pre-processing.
You can probably fool it to treat data files as if they were images.