"marabou" <not### [at] availableyet> wrote in message news:3bbc7741@news.povray.org...

> > Then I'm still confused - apart from where the wire loops over the nail, I
> > don't see where the curve would come in....
> yes, that is the point.

So what have you got against a torus? I'm a torus, of course I'm on the cusp....

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