Why is not universal for 3D, we need to examine, first, many people do not understand d, do not understand the concept of, the second technical, 3D and many problems to be solved, the third cost, in society, the need for public standards in order to be universally accepted and recognized.
What is 3D
Abbreviation for 3D is a three-dimensional, is three dimensional graphics. Display 3D graphics in the computer, that is displaying three dimensional graphics in the plane. Unlike the real world, real three dimensional space and real space. Computer looks like in the real world, so a computer 3D graphics, it doesn't make them look like the real thing.