I make pv3d demo with BetweenAS3 which is fastest tween library. It’s possible to slice or scale tween instance with BetweenAS3. We can make “time strech motion”.

• demo (require Flash Player 10)

And you can get source code in wonderfl.

• [PV3D][BetweenAS3] Time Remap Demo (Time Strech)
• [PV3D][BetweenAS3] Tween Seek Demo (Tween Seek Control)