Who would have known that 3D imaging is not the real thing. Well, it is real and there are many technologies that produce 3D images. But the 3D concept is not developed to be fully realistic. What else could be there, you may ask. It's simple:

To create "the ultimate synthetic display", says Ramesh Raskar, an associate professor at the MIT Media Lab, "the display should respond not just to a change in viewpoint, but to changes in the surrounding light".

Read the article and watch the video to see what's the next step for 3D (the 6D imaging).