VR technology will improve alot of things. Save costs and make work processes more efficent. It will be a standard tool in alot of industries. Architecture and Sales being just one of the use cases. Audi will use it in their dealerships:
http://www.engadget.com/2016/01/10/audi-vr-dealership-car-configurator/
VR is nothing like the Wii it will transcend the gaming market. Its not a gimmick at all and all of you will get in regular contact with it in the future.