[torstenvl]

It isn't my reading comprehension that is deficient. You are talking in circles and demonstrating a remarkable inability to think clearly. I was just being polite.

Something being proprietary means that it is owned. It means "relating to an owner or ownership"; "of, relating to, or characteristic of an owner or title holder"; "used, made, or marketed by one having the exclusive legal right"; "privately owned and managed and run as a profit-making organization."