Most of the comments against it here are in this same line. If the concept of NoScript even vaguely makes sense to you, or you've even heard the words "window manager" together, you're probably not the target audience.
I'll admit that most of these things (especially no settings) would make it a no-go for me, but I can definitely think of some relatives that I would love to stick on it and then not have to worry about them again.
I'll admit that most of these things (especially no settings) would make it a no-go for me, but I can definitely think of some relatives that I would love to stick on it and then not have to worry about them again.