I vote the 6 y/o factor. If you are getting laser FAs, then there may be some coating on the glass. I've heard of that happening before, but can't recall where.
<span style='color:gray'><span style='font-family:Courier'>1995 e36 3 Series RIP
1999 e46 3 Series BURN IN HELL
2000 MR-S Roadster= Current</span></span>