Creating 3D Models From Inside a VR Headset

The architecture and manufacturing industries are about to undergo a radical shift in how they make things. In the near future, designers and engineers will be able to create products, buildings, and cities in real time, in virtual reality.  What if you could put on an eye-tracking headset and, with the movement of your hands and wrists, grab a footing, scale a model, lay it out, push it, spin it, and change its shape?