> Anyway - what IS a "Rational B-Spline"? Will it debate the pros and
> cons of various techniques to model a specific item, or is in fact not
> able to converse rationally?

I think it has something to do with weights.  Each point has a weight that
controls the shape of the spline.  If the weights of all the points is
increased the line will not change.*

-Mike

*Disclaimer - some or all of this may very well be completely wrong.

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