Actually this appears to output 3DM, which is the CAD format Rhinoceros 3D uses, and is based on openNURBs. The typically tiny Claude (?) text (such as I can re

Actually this appears to output 3DM, which is the CAD format Rhinoceros 3D uses, and is based on openNURBs. The typically tiny Claude (?) text (such as I can read it) makes it clear it's not just a mesh format, mentions faces and edges. On that basis it is a step up from the usual AI CAD silliness.