Step 4: Bit of Polish...
I lightly sanded my edges with a nail board to round the sharp edges, then ran a black Sharpie around them to blacken them up.
Finally, I gave the hood it a weigh-in on the scale, and it's a tidy .75 of an ounce. This means it won't really add a significant amount of weight when I return it to my windshield mount.
Plus, 'cause I'm a geek, I added some dressing to make it more futuristic and hide the brand name.