Yeah, Elon's whole shtick is make things scale up that everyone else thinks can't scale up. Sometimes it works (batteries), sometimes it works spectacularly wel

Yeah, Elon's whole shtick is make things scale up that everyone else thinks can't scale up. Sometimes it works (batteries), sometimes it works spectacularly well (Falcon 9), sometimes it fizzles out because it turns out everyone else was right (tunnel boring, solar tiles).