-When i clicked on the photo it will focus more on the part that i would click on and it would blur out the rest of the other parts.
-It makes things better to focus on and more clear.
-To take this kind of picture would have to know how to use the shutter speed, SOS so you can be able to make it better and comeout the way you want it to.
-Yes it is worth the money because you can change the way you want your pictures to come out.