3 ms·
Earlier rooftop solar discussion: https://news.ycombinator.com/item?id=30193521 https://news.ycombinator.com/item?id=30193521
by everybodyknows 5y ago
Earlier rooftop solar discussion:
https://news.ycombinator.com/item?id=30193521 https://news.ycombinator.com/item?id=30193521