- General
    - Internationalisation (i18n)

- Visual scene export
    - Effect texture reference export (bind vertex)
	    
- Effects 
    - hlsl shader import / export
    - cgfx shader import
    - parameters import

- Animations 
    - path animation export
    - skew (shear) animation import/export
      (possible solution could be the animation formula from collada 1.5)
    - clip animation import

- Physical scene import/export

- Subdivision surfaces import/export

- Nurbs import/export

- Splines import/export

- External references import/export (XREFs):
    - write/read mutiple documents
