Almost every time we give a community presentation on solar, somebody asks about how the costs of the technology are changing and whether it’s best to wait to “go solar.” It’s a smart question, and indeed the costs of the physical components of solar projects are being driven down by market forces (though arguably not quick enough to warrant waiting). The trouble with this question is that it misses the target in seeing what’s most important, which is not just the cost of hardware but the final cost of an installed system. Continue reading »
