I have to say that I am quite impressed with the lastest product offering from Tesla/Solar City. So I thought I'd show the full video of yesterday evening's launch:
These pictures from the article at Electrek:
The question Elon Musk has asked is exactly right. If a solar roof of this sort is cheaper and better than adding separate solar panels to a roof made just to keep out the rain, why wouldn't you do it? This is a game changer.