Everything you ask for is available through Shockwave 3D, check it out on the Macromedia site. Curious' contribution to what's going to be a revolution for us animators is to provide the wherewithall to get the animation data complete with an avatar into w3d data. There's still a lot more to do but what a start! Oh and the rotary engine thing, that's possible with the exporter, in fact that's possible without it, Shapeshifter will create simple primitives and you can rotate and move them reasonably easily with Lingo add some buttons and away you go.....