The group, Sustainable Living Innovations, says that while the usual apartment building takes 36-40 months from start to finish, this new prefabricated building can be designed and built in 90 days:
"So for the same price as a building featuring a wood frame, vinyl windows, a popcorn ceiling, and an ugly beige carpet, SLI can build a steel-framed building with concrete floor slabs and ample natural lighting, right out of an IKEA catalog."
Video over at Fast Company.