Originally Posted by UberFreak
I'm really trying, but can't figure out what its good for.
Just to save me the effort of pressing the +/- buttons?
Some people have way too much spare time on their hands
I think it's simple convenience, sure you could press the buttons to do the job, but this looks to me to be much more convenient, particularly if you have a large number of images to work with, as I'm sure many people do.