Seems like the lights would reflect off the windshield at night and make it harder to see. That said, I guess it would also make the stars look even cooler with a slight 3D effect. So, that might be a win in your book. (y)
I think I remember seeing a video (Panda?) where they swapped out the harness from the top of the A-pillar to gain this functionality. I think it was in the Aux switch install video.