Headshot iPhone Facial Scanner using TrueDepth camera
It is already possible to use the TrueDepth camera system of the iPhone for facial motion capture with iClone.
For very realistic recreation of actors, a method of using the TrueDepth camera to build a 3D topology of an actors head would be an excellent extension of the Headshot plug-in. This could also assist with placement and shape of teeth, along with ears, nose, ears etc.