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Comment by cduzz

Even things like electricity and water, which move pretty well, have "place value" -- people commonly move water from place to place by growing grain with the water and then moving the grain (not the water) to places that don't have enough water to grow the grain conveniently / economically. The same goes for electricity -- Iceland exports refined metals which require huge amounts of electricity to melt, effectively exporting the electricity entombed in the refined aluminum.

What can be made in space that can allow moving this abundant energy? Obviously you can't haul ore up into space then refine it with a big magnifying glass and drop it back onto the earth. People talk about asteroids but they seem like they're a big delta-V away from where they'd be useful to put into Kia bumpers.

parent cduzz 3 years ago

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