window trim

Anyone else noticed any corrosion/rust spots on the chrome window trim? I noticed a few small spots on one side on my Onyx XT around two months after I got it. I figured perhaps some small rocks might have hit the area while driving on the freeway and caused it but I have noticed more spots...

I don't like a lot of chrome, but a little is ok. The hardest part is the setup which is easy at worst, just time consuming. First go I didn't apply enought, so i did the window trim a couple times over (setup and everything) The grill was easier because I learned my lesson. Anyone else a...