solar

At home, we haven’t done anything about it yet: we’re still 100% grid-dependant and old-fashioned, partly because it would be problematic for us as we live in an apartment building and partly because, frankly, it still seems expensive, especially with three kids studying away from home. Also, I want to avoid getting entangled in another project; my mental bandwidth is limited (and I suspect it will only worsen over time.)...

The latest issue of The Economist focuses on solar energy. The introductory article is short, compelling, and optimistic. On the economics, they make a good point: Consider solar economics. As the cumulative production of a manufactured good increases, costs go down. As costs go down, demand goes up. As demand goes up, production increases—and costs go down further. This cannot go on for ever; production, demand or both always become constrained....