Hydroflex looks like the way forward. Preserves the simplicity of custom shape and glass construcion that sandwich, parabolic rails, moulds etc over think.

I think the biggest problem with the current system is that it is too complicated. I think the current system is a bit like the old system of having to buy a new car every few years.

I think the biggest problem with the current system is that it is too complicated. I think the current system is