The new Versions feature in Lightroom CC is interesting, but it is NOT the same as Virtual Copies, and the way it works could mean lost edits and lots of frustration if you don’t understand what it’s doing.
Virtual Copy (Lightroom)
Because Lightroom uses non-destructive editing, its adjustments are stored as metadata (processing instructions) rather than new image files. This means it can create any number of Virtual Copies of the same image for trying out different effects, without having to duplicate the image itself on your hard disk.
Traditional photo editing is ‘destructive’. That means every adjustment you make permanently changes the pixels in the photo and there’s no way back unless you’ve saved a copy of the original and you’re willing to start again. ‘Non-destructive’ editing is fully reversible. You can go back and undo or redo all of your editing work at any point in the future. Naturally, there’s a catch