> handling 3D images, and you could argue that you need different
VRML is not a 3D image format. It is a 3D geometry format.
For example:
GIF & JPEG are 2D image formats.
GKS is 2D geomtery format.
USGS Digital Elevation Models are 3D "image" formats; ditto
for MRI scanner output, PET Tomography, oil-field data, etc.
signed, the quibler, linas