Once again I didn't mention the ugly frame, I believe that with...

Once again I didn't mention the ugly frame, I believe that with Pipninja.  Your memory is not too hot for an engineer.

I'm not embarrassed about the rubber-seal, it's part of a fitted window and it all adds to the cost.

I think I provided plenty of decent arguments today, the problem is none of you have any valid answers.  Prove your worth as an Engineer, as you purport, and give me your summary of the Clearvue glass, storage solutions and highrise issues.  You've declared your profession, let's see it.