What problems or benefits do you think may arise from Reynold’s approach to domestic architecture?

The concern over deforestation has created a demand for greener construction materials and novel approaches to sustainable architectural design.

Green architects, such as Mike Reynolds, use materials such as tires, cans & bottles, rammed earth, and straw bales to build homes.

What problems or benefits do you think may arise from Reynold’s approach to domestic architecture?

Should ecological concerns be important to homeowners & architects? Why or why not?