Originally Posted by AlexM
You also have to understand that you have to start off, before you can even use it, by making sure all of the tension rods are at equal tensions
Well, he says that you have to start out with tension rods finger tight, which isn't to precise, so I'm not really sure what that means. I imagine evenness of tension is only as good as what the tension rods start out with. This thing probably only works within that.