Companies may be able to downsize show-rooms, etc, but there will always be the need to experience physically the item in question. It would be interesting to be able to see more information in these AR/VR modes, like what if you could examine the plumbing blueprints and electrical blueprints of the home? That would be where the real advantage of AR/VR is, in displaying the information that cannot easily be seen.
HL3 will be released. It will disrupt the Internet itself.