text:  I have. I have in the past, and you are right. They do have a certain lifespan, and that lifespan will be cut short yet further if you weren't 100% careful, really, as far as cleaning that surface. And the thing about those other ones is, you know, being water-based materials, they tend to go on very thin, and they don't have a lot of skin in the game, so to speak. Any sort of