<not a climate scientist /> EW was never field-tested in any significant capacity. We know nothing about the cost-effectiveness of it, because we hardly unders

<not a climate scientist /> EW was never field-tested in any significant capacity. We know nothing about the cost-effectiveness of it, because we hardly understand if it'll work at all. https://news.ycombinator.com/item?id=20594207#20596492 https://news.ycombinator.com/item?id=20594207#20596492