There is a bit of mileage left in it Jimmy. You can always give it a buzz-cut later down the track if things get really bad.
How old are you anyway? Looks like some grey sideys going on there. I thought you were a young fella for some reason.
Some of the examples I have found on the net look quite eye-catching.
I might shave my dome with a zero and start growing it over from the back. Why should it only be bald guys that are allowed to do this?