For a long time, I've been a firm believer that roof coverings of asphalt, fibreglass, synthetic membranes and roll material are a enormous waste of prime real estate and resources as they are not solar photo-voltaic, power generating, fabric. Finally Tesla has announced that the first commercially available solar roofing material will available later this year in 2017. Learn more here
Smart homes, internet of things, high efficiency appliances, super tight and insulated building envelopes...I see amazing changes in construction methodology in the next 5 years. The home construction industry needs to get their 'house' in order and be just as innovative as the auto industry has been with self-driving, autonomous vehicles.