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Comment by cushpush | Hacker News Reader

  the cleanest energy the world has ever seen

I think this is false now thanks to fusion demonstrations, and maybe false because of things like solar and wind, although those do cost petroleum investment in equipment.

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Until someone has a fusion reactor producing energy for the grid, fusion is sci-fi.

And rare earth minerals. And God help you if you're trying to use it to replace a steady source of energy with them, because the battery requirements go parabolic. Though, we are seeing some innovation in the battery space that replaces some of those rare earth minerals with more abundant and less hard to mine materials, such as zinc.

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