Eric: in fact, Hexagon was "my" software, developped with all my requests
Wingnut: Vista will be supported (let just hope that all video cards drivers will be ok soon) and it should be ok for the 64 Bits, we need it for some NURBS interesting developments (I can't speak about it yet..)
Plum: if Hex was ok for you, Amapi should be more easy for you now
Poe: for the basis, yes, the tool seems the same (copy on support), but as Pete and Sketchy said, in Hexagon, it's only an object on each point of the curve. Not here. Also, in Hexagon, the copy is not Dynamic, here it is
(I'm far from home, no screenshots/videos until this next tuesday night, just answers to questions until then