Solar power is already cheap and effective, and it’s taking on a larger role in supplying energy needs all over the world. The thing about humanity, though, is that we always want more! Too much, you say? It’s never enough!
This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/07/stacking-solar-cells-is-a-neat-trick-to-maximise-efficiency/