> it's the ROI that matters. So true! Your points about some unknown material/process in space being the key are correct. However, I don't think there is anyt

> it's the ROI that matters. So true! Your points about some unknown material/process in space being the key are correct. However, I don't think there is anything up there that we can't figure out how to make down here. There are some long, single grain, high weight elemental crystals that we can't make here, but they also takes millions of years to cool down in a vacuum. Space is really empty, and there really aren't any magic rocks up there. It's mostly just feldspar.