yeah. Techniques like those can really, really improve what is happening in your signature. Bluring a little bit of the render that doesn't need focus allows people to automatically focus on the actual focus on the render almost naturally. And darkening the edges add to that too.
And who...
Kybyrian: I really like the concept of this piece. It adds some really cool effects to a relatively simple render. The biggest issue that needs to be fixed is the lighting. As others have said, the shadows on the image show that the lighting source needs to be on the other side of the image...